title: Follicular phase length, time of insemination, mean cycle length, season of mother's birth and sex ratio of offspring.
authors.forename: W H
authors.initials: WH
authors.lastname: James
mesh_terms: D005260:Female; D005498:Follicular Phase / Q000502:physiology*; D006801:Humans; D007231:Infant, Newborn / Q000502:physiology*; D007314:Insemination / Q000502:physiology*; D008297:Male; D011247:Pregnancy; D012744:Sex Ratio