Coital frequency among married and cohabiting couples in the United States. A comment.
James
W H
WH
Galton Laboratory, University College London.
D000328:Adult; D003075:Coitus / Q000502:physiology*; D005260:Female; D006801:Humans; D007398:Interpersonal Relations; D008297:Male; D008393:Marriage; D010507:Periodicity; D014481:United States