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Journal
Birth Defects Res A Clin Mol Teratol
Volume
70
Issue
1
Pages
13-9
Publication year
2004
Suggested citation
Rittler M, López-Camelo J, Castilla EE. Sex Ratio and Associated Risk Factors for 50 Congenital Anomaly Types: Clues for Causal Heterogeneity. Birth Defects Res A Clin Mol Teratol. 2004; 70(1): 13-9.