共 50 条
- [42] FAMILY MIGRATION IN A DEVELOPING-COUNTRY POPULATION STUDIES-A JOURNAL OF DEMOGRAPHY, 1991, 45 (02): : 221 - 233
- [43] THE ROLE OF A GOVERNMENT IN A DEVELOPING-COUNTRY TROPICAL AND GEOGRAPHICAL MEDICINE, 1985, 37 (03): : S67 - S68
- [46] CHALLENGE OF OBSTETRICS IN A DEVELOPING-COUNTRY SOUTH AFRICAN MEDICAL JOURNAL, 1977, 51 (19): : 680 - 682