title: Does "spring fever" exist?
authors: Christie
authors: C
authors: Nicholson
mesh_terms: D000339:Affect / Q000502:physiology*; D000818:Animals; D001519:Behavior / Q000502:physiology*; D005260:Female; D005306:Fertilization; D006801:Humans; D008297:Male; D017440:Photoperiod; D011247:Pregnancy; D012621:Seasons; D012725:Sexual Behavior / Q000502:physiology