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- [31] Looking beyond the numbers: quality assurance procedures in the Global Network for Women’s and Children’s Health Research Maternal Newborn Health RegistryReproductive Health, 17Ana Garces论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineEmily MacGuire论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineHolly L. Franklin论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineNorma Alfaro论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineGustavo Arroyo论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineLester Figueroa论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineShivaprasad S. Goudar论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineSarah Saleem论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineFabian Esamai论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineArchana Patel论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineElwyn Chomba论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineAntoinette Tshefu论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineRashidul Haque论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineJacquelyn K. Patterson论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineEdward A. Liechty论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineRichard J. Derman论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineWaldemar A. Carlo论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineWilliam Petri论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineMarion Elizabeth M. Koso-ThomasMcClure论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineRobert L. Goldenberg论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicinePatricia Hibberd论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of MedicineNancy F. Krebs论文数: 0 引用数: 0 h-index: 0机构: Instituto de Nutrición de Centroamérica y Panamá,Indiana School of Medicine
- [32] Looking beyond the numbers: quality assurance procedures in the Global Network for Women's and Children's Health Research Maternal Newborn Health RegistryREPRODUCTIVE HEALTH, 2020, 17 (Suppl 2)Garces, Ana论文数: 0 引用数: 0 h-index: 0机构: Inst Nutr Centroamer & Panama, Guatemala City, Guatemala Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaMacGuire, Emily论文数: 0 引用数: 0 h-index: 0机构: RTI Int, Durham, NC USA Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaFranklin, Holly L.论文数: 0 引用数: 0 h-index: 0机构: RTI Int, Durham, NC USA Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaAlfaro, Norma论文数: 0 引用数: 0 h-index: 0机构: Inst Nutr Centroamer & Panama, Guatemala City, Guatemala Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaArroyo, Gustavo论文数: 0 引用数: 0 h-index: 0机构: Inst Nutr Centroamer & Panama, Guatemala City, Guatemala Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaFigueroa, Lester论文数: 0 引用数: 0 h-index: 0机构: Inst Nutr Centroamer & Panama, Guatemala City, Guatemala Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaGoudar, Shivaprasad S.论文数: 0 引用数: 0 h-index: 0机构: JN Med Coll, KLE Acad Higher Educ & Res, Belagavi, Karnataka, India Inst Nutr Centroamer & Panama, Guatemala City, Guatemala论文数: 引用数: h-index:机构:Esamai, Fabian论文数: 0 引用数: 0 h-index: 0机构: Moi Univ, Sch Med, Eldoret, Kenya Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaPatel, Archana论文数: 0 引用数: 0 h-index: 0机构: Lata Med Res Fdn, Nagpur, Maharashtra, India Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaChomba, Elwyn论文数: 0 引用数: 0 h-index: 0机构: Univ Teaching Hosp, Lusaka, Zambia Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaTshefu, Antoinette论文数: 0 引用数: 0 h-index: 0机构: Univ Kinshasa, Sch Publ Hlth, Kinshasa, DEM REP CONGO Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaHaque, Rashidul论文数: 0 引用数: 0 h-index: 0机构: Int Ctr Diarrhoeal Dis Res Bangladesh Icddr B, Dhaka, Bangladesh Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaPatterson, Jacquelyn K.论文数: 0 引用数: 0 h-index: 0机构: Univ North Carolina Chapel Hill, Chapel Hill, NC USA Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaLiechty, Edward A.论文数: 0 引用数: 0 h-index: 0机构: Univ Indiana, Indiana Sch Med, Indianapolis, IN USA Inst Nutr Centroamer & Panama, Guatemala City, Guatemala论文数: 引用数: h-index:机构:Carlo, Waldemar A.论文数: 0 引用数: 0 h-index: 0机构: Univ Alabama Birmingham, Birmingham, AL USA Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaPetri, William论文数: 0 引用数: 0 h-index: 0机构: Univ Virginia, Charlottesville, VA USA Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaKoso-ThomasMcClure, Marion Elizabeth M.论文数: 0 引用数: 0 h-index: 0机构: RTI Int, Durham, NC USA Eunice Kennedy Shriver Natl Inst Child Hlth & Hum, Bethesda, MD USA Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaGoldenberg, Robert L.论文数: 0 引用数: 0 h-index: 0机构: Columbia Univ, Sch Med, Dept Obstet & Gynecol, New York, NY USA Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaHibberd, Patricia论文数: 0 引用数: 0 h-index: 0机构: Boston Univ, Sch Publ Hlth, Boston, MA USA Inst Nutr Centroamer & Panama, Guatemala City, GuatemalaKrebs, Nancy F.论文数: 0 引用数: 0 h-index: 0机构: Univ Colorado, Sch Med, Denver, CO USA Inst Nutr Centroamer & Panama, Guatemala City, Guatemala
- [33] Continuum of care in maternal, newborn and child health in Pakistan: analysis of trends and determinants from 2006 to 2012BMC HEALTH SERVICES RESEARCH, 2017, 17Iqbal, Sarosh论文数: 0 引用数: 0 h-index: 0机构: Univ Punjab, Inst Social & Cultural Studies, Lahore, Pakistan Univ Punjab, Inst Social & Cultural Studies, Lahore, PakistanMaqsood, Sidra论文数: 0 引用数: 0 h-index: 0机构: Univ Punjab, Inst Social & Cultural Studies, Lahore, Pakistan Univ Punjab, Inst Social & Cultural Studies, Lahore, PakistanZakar, Rubeena论文数: 0 引用数: 0 h-index: 0机构: Univ Punjab, Inst Social & Cultural Studies, Lahore, Pakistan Univ Punjab, Inst Social & Cultural Studies, Lahore, PakistanZakar, Muhammad Zakria论文数: 0 引用数: 0 h-index: 0机构: Univ Punjab, Inst Social & Cultural Studies, Lahore, Pakistan Univ Punjab, Inst Social & Cultural Studies, Lahore, PakistanFischer, Florian论文数: 0 引用数: 0 h-index: 0机构: Univ Bielefeld, Sch Publ Hlth, Dept Publ Hlth Med, Bielefeld, Germany Univ Punjab, Inst Social & Cultural Studies, Lahore, Pakistan
- [34] Trends of antenatal care during pregnancy in low- and middle-income countries: Findings from the global network maternal and newborn health registrySEMINARS IN PERINATOLOGY, 2019, 43 (05) : 297 - 307Tikmani, Shiyam Sunder论文数: 0 引用数: 0 h-index: 0机构: Aga Khan Univ, Karachi, Pakistan Aga Khan Univ, Karachi, Pakistan论文数: 引用数: h-index:机构:论文数: 引用数: h-index:机构:Bann, Carla M.论文数: 0 引用数: 0 h-index: 0机构: RTI Int, Durham, NC 27709 USA Aga Khan Univ, Karachi, PakistanMwenechanya, Musaku论文数: 0 引用数: 0 h-index: 0机构: Univ Zambia, Lusaka, Zambia Aga Khan Univ, Karachi, PakistanCarlo, Waldemar A.论文数: 0 引用数: 0 h-index: 0机构: Univ Alabama Birmingham, Birmingham, AL USA Aga Khan Univ, Karachi, PakistanFigueroa, Lester论文数: 0 引用数: 0 h-index: 0机构: INCAP, Guatemala City, Guatemala Aga Khan Univ, Karachi, PakistanGarces, Ana L.论文数: 0 引用数: 0 h-index: 0机构: INCAP, Guatemala City, Guatemala Aga Khan Univ, Karachi, PakistanKrebs, Nancy F.论文数: 0 引用数: 0 h-index: 0机构: Univ Colorado, Sch Med, Aurora, CO USA Aga Khan Univ, Karachi, PakistanPatel, Archana论文数: 0 引用数: 0 h-index: 0机构: Lata Med Res Fdn, Nagpur, Maharashtra, India Aga Khan Univ, Karachi, PakistanHibberd, Patricia L.论文数: 0 引用数: 0 h-index: 0机构: Boston Univ, Boston, MA 02215 USA Aga Khan Univ, Karachi, PakistanGoudar, Shivaprasad S.论文数: 0 引用数: 0 h-index: 0机构: JN Coll Med, KLE Acad Higher Educ & Res, Belagavi, India Aga Khan Univ, Karachi, Pakistan论文数: 引用数: h-index:机构:Aziz, Aleha论文数: 0 引用数: 0 h-index: 0机构: Columbia Univ, New York, NY USA Aga Khan Univ, Karachi, PakistanMarete, Irene论文数: 0 引用数: 0 h-index: 0机构: Moi Univ, Eldoret, Kenya Aga Khan Univ, Karachi, PakistanTenge, Constance论文数: 0 引用数: 0 h-index: 0机构: Moi Univ, Eldoret, Kenya Aga Khan Univ, Karachi, Pakistan论文数: 引用数: h-index:机构:Liechty, Edward论文数: 0 引用数: 0 h-index: 0机构: Indiana Univ, Indianapolis, IN 46204 USA Aga Khan Univ, Karachi, PakistanBucher, Sherri论文数: 0 引用数: 0 h-index: 0机构: Indiana Univ, Indianapolis, IN 46204 USA Aga Khan Univ, Karachi, PakistanMoore, Janet L.论文数: 0 引用数: 0 h-index: 0机构: RTI Int, Durham, NC 27709 USA Aga Khan Univ, Karachi, PakistanMcClure, Elizabeth M.论文数: 0 引用数: 0 h-index: 0机构: RTI Int, Durham, NC 27709 USA Aga Khan Univ, Karachi, PakistanGoldenberg, Robert L.论文数: 0 引用数: 0 h-index: 0机构: Columbia Univ, New York, NY USA Aga Khan Univ, Karachi, Pakistan
- [35] Setting up a maternal and newborn registry applying electronic platform: an experience from the Bangladesh site of the global network for women’s and children’s healthReproductive Health, 17Sk Masum Billah论文数: 0 引用数: 0 h-index: 0机构: icddr,Maternal and Child Health DivisionRashidul Haque论文数: 0 引用数: 0 h-index: 0机构: icddr,Maternal and Child Health DivisionAtique Iqbal Chowdhury论文数: 0 引用数: 0 h-index: 0机构: icddr,Maternal and Child Health DivisionMd Shahjahan Siraj论文数: 0 引用数: 0 h-index: 0机构: icddr,Maternal and Child Health DivisionQazi Sadequr Rahman论文数: 0 引用数: 0 h-index: 0机构: icddr,Maternal and Child Health DivisionTanvir Hossain论文数: 0 引用数: 0 h-index: 0机构: icddr,Maternal and Child Health DivisionAsraful Alam论文数: 0 引用数: 0 h-index: 0机构: icddr,Maternal and Child Health DivisionMasud Alam论文数: 0 引用数: 0 h-index: 0机构: icddr,Maternal and Child Health DivisionChelsea Marie论文数: 0 引用数: 0 h-index: 0机构: icddr,Maternal and Child Health DivisionBeth McGrath论文数: 0 引用数: 0 h-index: 0机构: icddr,Maternal and Child Health DivisionShams El Arifeen论文数: 0 引用数: 0 h-index: 0机构: icddr,Maternal and Child Health DivisionWilliam A. Petri论文数: 0 引用数: 0 h-index: 0机构: icddr,Maternal and Child Health Division
- [36] Continuum of care in maternal, newborn and child health in Pakistan: analysis of trends and determinants from 2006 to 2012BMC Health Services Research, 17Sarosh Iqbal论文数: 0 引用数: 0 h-index: 0机构: University of the Punjab,Institute of Social and Cultural StudiesSidra Maqsood论文数: 0 引用数: 0 h-index: 0机构: University of the Punjab,Institute of Social and Cultural StudiesRubeena Zakar论文数: 0 引用数: 0 h-index: 0机构: University of the Punjab,Institute of Social and Cultural StudiesMuhammad Zakria Zakar论文数: 0 引用数: 0 h-index: 0机构: University of the Punjab,Institute of Social and Cultural StudiesFlorian Fischer论文数: 0 引用数: 0 h-index: 0机构: University of the Punjab,Institute of Social and Cultural Studies
- [37] Setting up a maternal and newborn registry applying electronic platform: an experience from the Bangladesh site of the global network for women's and children's healthREPRODUCTIVE HEALTH, 2020, 17 (Suppl 2)Billah, Sk Masum论文数: 0 引用数: 0 h-index: 0机构: Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, Bangladesh Univ Sydney, Fac Med & Hlth, Sydney Sch Publ Hlth, Sydney, NSW, Australia Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, BangladeshHaque, Rashidul论文数: 0 引用数: 0 h-index: 0机构: Icddr B, Infect Dis Div, Dhaka, Bangladesh Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, BangladeshChowdhury, Atique Iqbal论文数: 0 引用数: 0 h-index: 0机构: Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, Bangladesh Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, BangladeshSiraj, Md Shahjahan论文数: 0 引用数: 0 h-index: 0机构: Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, Bangladesh Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, BangladeshRahman, Qazi Sadequr论文数: 0 引用数: 0 h-index: 0机构: Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, Bangladesh Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, BangladeshHossain, Tanvir论文数: 0 引用数: 0 h-index: 0机构: Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, Bangladesh Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, BangladeshAlam, Asraful论文数: 0 引用数: 0 h-index: 0机构: Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, Bangladesh Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, BangladeshAlam, Masud论文数: 0 引用数: 0 h-index: 0机构: Icddr B, Infect Dis Div, Dhaka, Bangladesh Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, Bangladesh论文数: 引用数: h-index:机构:McGrath, Beth论文数: 0 引用数: 0 h-index: 0机构: Univ Virginia, Infect Dis & Int Hlth, Charlottesville, VA USA Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, BangladeshEl Arifeen, Shams论文数: 0 引用数: 0 h-index: 0机构: Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, Bangladesh Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, BangladeshPetri, William A., Jr.论文数: 0 引用数: 0 h-index: 0机构: Univ Virginia, Infect Dis & Int Hlth, Charlottesville, VA USA Icddr B, Maternal & Child Hlth Div, 68 Shahid Tajuddin Ahmed Sarani, Dhaka 1212, Bangladesh
- [38] Analgesia for vaginal birth: Secondary analysis from the WHO Multicountry Survey on Maternal and Newborn HealthINTERNATIONAL JOURNAL OF GYNECOLOGY & OBSTETRICS, 2021, 152 (03) : 401 - 408Souza, Marcio A.论文数: 0 引用数: 0 h-index: 0机构: Univ Estadual Campinas, Sch Med Sci, Dept Obstet & Gynaecol, Campinas, Brazil Univ Estadual Campinas, Sch Med Sci, Dept Obstet & Gynaecol, Campinas, BrazilCecatti, Jose G.论文数: 0 引用数: 0 h-index: 0机构: Univ Estadual Campinas, Sch Med Sci, Dept Obstet & Gynaecol, Campinas, Brazil Univ Estadual Campinas, Sch Med Sci, Dept Obstet & Gynaecol, Campinas, BrazilGuida, Jose P.论文数: 0 引用数: 0 h-index: 0机构: Univ Estadual Campinas, Sch Med Sci, Dept Obstet & Gynaecol, Campinas, Brazil Univ Estadual Campinas, Sch Med Sci, Dept Obstet & Gynaecol, Campinas, BrazilSouza, Joao P.论文数: 0 引用数: 0 h-index: 0机构: Univ Sao Paulo, Ribeirao Preto Med Sch, Dept Social Med, Ribeirao Preto, SP, Brazil Univ Estadual Campinas, Sch Med Sci, Dept Obstet & Gynaecol, Campinas, BrazilGulmezoglu, Ahmet M.论文数: 0 引用数: 0 h-index: 0机构: WHO, UNDP UNFPA UNICEF WHO World Bank Special Program, Dept Reprod Hlth & Res, Geneva, Switzerland Univ Estadual Campinas, Sch Med Sci, Dept Obstet & Gynaecol, Campinas, BrazilBetran, Ana P.论文数: 0 引用数: 0 h-index: 0机构: WHO, UNDP UNFPA UNICEF WHO World Bank Special Program, Dept Reprod Hlth & Res, Geneva, Switzerland Univ Estadual Campinas, Sch Med Sci, Dept Obstet & Gynaecol, Campinas, BrazilR.Torloni, Maria论文数: 0 引用数: 0 h-index: 0机构: Univ Fed Sao Paulo, Sao Paulo, Brazil Univ Estadual Campinas, Sch Med Sci, Dept Obstet & Gynaecol, Campinas, BrazilVogel, Joshua P.论文数: 0 引用数: 0 h-index: 0机构: WHO, UNDP UNFPA UNICEF WHO World Bank Special Program, Dept Reprod Hlth & Res, Geneva, Switzerland Burnet Inst, Maternal & Child Hlth Program, Melbourne, Vic, Australia Univ Estadual Campinas, Sch Med Sci, Dept Obstet & Gynaecol, Campinas, BrazilCosta, Maria L.论文数: 0 引用数: 0 h-index: 0机构: Univ Estadual Campinas, Sch Med Sci, Dept Obstet & Gynaecol, Campinas, Brazil Univ Estadual Campinas, Sch Med Sci, Dept Obstet & Gynaecol, Campinas, Brazil
- [39] Associates of Neonatal, Infant and Child Mortality in the Islamic Republic of Pakistan: A Multilevel Analysis Using the 2012–2013 Demographic and Health SurveysMaternal and Child Health Journal, 2017, 21 : 367 - 375Anna Helova论文数: 0 引用数: 0 h-index: 0机构: University of Alabama at Birmingham,Department of Health Care Organization and Policy, School of Public HealthKristine R. Hearld论文数: 0 引用数: 0 h-index: 0机构: University of Alabama at Birmingham,Department of Health Care Organization and Policy, School of Public HealthHenna Budhwani论文数: 0 引用数: 0 h-index: 0机构: University of Alabama at Birmingham,Department of Health Care Organization and Policy, School of Public Health
- [40] Patterns and Outcomes of Induction of Labour in Africa and Asia: A Secondary Analysis of the WHO Global Survey on Maternal and Neonatal HealthPLOS ONE, 2013, 8 (06):Vogel, Joshua P.论文数: 0 引用数: 0 h-index: 0机构: Univ Western Australia, Sch Populat Hlth, Fac Med, Dent & Hlth Sci, Perth, WA 6009, Australia WHO, UNDP UNFPA UNICEF WHO World Bank Special Programm, Dev & Res Training Human Reprod HRP, Dept Reprod Hlth & Res, CH-1211 Geneva, Switzerland Univ Western Australia, Sch Populat Hlth, Fac Med, Dent & Hlth Sci, Perth, WA 6009, AustraliaSouza, Joao Paulo论文数: 0 引用数: 0 h-index: 0机构: WHO, UNDP UNFPA UNICEF WHO World Bank Special Programm, Dev & Res Training Human Reprod HRP, Dept Reprod Hlth & Res, CH-1211 Geneva, Switzerland Univ Western Australia, Sch Populat Hlth, Fac Med, Dent & Hlth Sci, Perth, WA 6009, AustraliaGulmezoglu, A. Metin论文数: 0 引用数: 0 h-index: 0机构: WHO, UNDP UNFPA UNICEF WHO World Bank Special Programm, Dev & Res Training Human Reprod HRP, Dept Reprod Hlth & Res, CH-1211 Geneva, Switzerland Univ Western Australia, Sch Populat Hlth, Fac Med, Dent & Hlth Sci, Perth, WA 6009, Australia