Open AccessSelection Bias and the Use of Controls with Malformations in Case-Control Studies of Birth Defects
Author(s) -
Glinda S. Cooper,
Sara A. Ephross,
Clarice R. Weinberg,
Donna D. Baird,
Elizabeth A. Whelan,
Dale P. Sandler
Publication year - 1999
Publication title -
epidemiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.901
H-Index - 173
eISSN - 1531-5487
pISSN - 1044-3983
DOI - 10.1097/00001648-199905000-00008
Subject(s) - odds ratio , case control study , medicine , epidemiology , pregnancy , congenital malformations , pediatrics , sex ratio , obstetrics , population , genetics , biology , environmental health