DELAYS IN CONCEPTION: A DISCREPANCY RE-EXAMINED.
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Family Planning Services↗
Biomedical subjects
P C SAGI
Publications and source records attributed to P C SAGI.
Knowledge of the ovulatory cycle and coital frequency as factors affecting conception and contraception.
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Coitus↗
Predicting maintenance of membership in small groups.
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Behavior↗
Some neglected factors pertaining to fertility control.
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Contraception↗