机构:
Massachusetts Gen Hosp, Dept Obstet & Gynecol, Boston, MA 02114 USA
Harvard Univ, Sch Med, Boston, MA USAMassachusetts Gen Hosp, Dept Obstet & Gynecol, Boston, MA 02114 USA
Ecker, Jeffrey L.
NEW ENGLAND JOURNAL OF MEDICINE,
2014,
370
(10):
: 889
-
891
机构:
Univ S Australia, Sansom Inst, Hlth Econ & Social Policy Grp, Adelaide, SA 5001, AustraliaUniv S Australia, Sansom Inst, Hlth Econ & Social Policy Grp, Adelaide, SA 5001, Australia
Leach, Matthew J.
HEALTH SOCIOLOGY REVIEW,
2012,
21
(01):
: 131
-
132