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The frequency and spectrum of congenital anomalies in natural family planning users in South America: No increase in a case-control study
E.E. Castilla, J.S. Lopez-Camelo, M. da Graça Dutra, J.T. Queenan, J.L. SimpsonVolume:
13
Language:
english
Pages:
10
DOI:
10.1023/a:1006549409180
Date:
December, 1997
File:
PDF, 124 KB
english, 1997