MATERNAL AND ENVIRONMENTAL-FACTORS AFFECTING TWIN BIRTHS IN CANADIAN CITIES

被引:23
作者
ELWOOD, JM [1 ]
机构
[1] UNIV BRITISH COLUMBIA,DEPT HLTH CARE & EPIDEMIL,VANCOUVER V6T 1W5,BC,CANADA
来源
BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY | 1978年 / 85卷 / 05期
关键词
D O I
10.1111/j.1471-0528.1978.tb14893.x
中图分类号
R71 [妇产科学];
学科分类号
100211 ;
摘要
引用
收藏
页码:351 / 358
页数:8
相关论文
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