title: Polygyny and fertility differentials among the Yoruba of western Nigeria.
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D005298:Fertility; D006801:Humans; D008297:Male; D008393:Marriage; D008875:Middle Aged; D011247:Pregnancy; D012959:Socioeconomic Factors; D013532:Suriname