Coital rates and sex ratios in the South Pacific.
James
W H
WH
Galton Laboratory, University College London, Great Britain.
D000328:Adult; D003075:Coitus; D005260:Female; D006801:Humans; D008297:Male; D008423:Maternal Age; D008849:Micronesia / Q000453:epidemiology; D012744:Sex Ratio