title: The onset of puberty.
mesh_terms: D000293:Adolescent; D000328:Adult; D000818:Animals; D002648:Child; D005246:Feedback; D005260:Female; D006065:Gonadotropins, Pituitary / Q000378:metabolism; D006066:Gonads / Q000502:physiology; D006801:Humans; D007031:Hypothalamus / Q000502:physiology; D008297:Male; D009369:Neoplasms / Q000150:complications; D010870:Pineal Gland; D011627:Puberty; D011629:Puberty, Precocious / Q000209:etiology
chemical_list: D006065:Gonadotropins, Pituitary