title: Different sex ratios at birth in Europe and North America. Latitude has important role.
authors.forename: Martin
authors.initials: M
authors.lastname: Voracek
authors.forename: Maryanne L
authors.initials: ML
authors.lastname: Fisher
mesh_terms: D005060:Europe; D005260:Female; D005843:Geography; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D009656:North America; D017440:Photoperiod; D012744:Sex Ratio