文档介绍：， ， ，
·3210· 医学综述 2012 年 10 月第 18 卷第 relationships in rural SW Uganda R ． M2008 confer-
during pregnancy J ． BMC Public Health 2007 7 233． � �
［］ ［ ］ ， ， � � � ence Oral ．
3 Suresh S． Quality in clinical trials J ． APBN 2006 10 21 ［］
1199-1202． 9 Das SS． Strategies for recruitment and retention of women in the
［］ ， ， ，
4 Copeland T Grosvenor M Matchell DC et al． Designing a quality HPTN 059 phase Ⅱ expanded safety and acceptability study of the
� ， ［ ］
assurance system for dietary data in a multicenter clinical trial vaginal microbicide 1% Tenofovir gel in Pune India R ． Microbi-
［］ ， ， ， � ， �
Women's Intervention Nutrition Study J ． J Am Diet Assoc 2000 cides 2008 conference Indi