Aufsatz(elektronisch)#1Juli 1989
Lactational Amenorrhea and the Recovery of Ovulation and Fertility in Full Nursing Chilean Women
In: Studies in family planning: a publication of the Population Council, Band 20, Heft 4, S. 240
ISSN: 1728-4465
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In: Studies in family planning: a publication of the Population Council, Band 20, Heft 4, S. 240
ISSN: 1728-4465