Fertility differentials between slaves in the United States and the British West Indies: a note on lactation practices and their possible implications.
作者信息
Klein H S, Engerman S L
出版信息
William Mary Q. 1978;35(2):357-74.
PMID:11633591
Abstract
摘要
Klein H S, Engerman S L
William Mary Q. 1978;35(2):357-74.
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