(Q50879339)
Statements
Sex ratio associated with timing of insemination and length of the follicular phase in planned and unplanned pregnancies during use of natural family planning. (English)
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R H Gray
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J L Simpson
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A C Bitto
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J T Queenan
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C Li
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R T Kambic
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A Perez
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P Mena
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M Barbato
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W Stevenson
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V Jennings
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1 May 1998
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13
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5
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1397-1400
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Identifiers
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