title: The effects of circumcision on serum cortisol and behavior.
mesh_terms: D001519:Behavior; D002944:Circumcision, Male / Q000523:psychology; D006801:Humans; D006854:Hydrocortisone / Q000097:blood*; D007231:Infant, Newborn; D008297:Male; D012890:Sleep; D014851:Wakefulness
chemical_list: D006854:Hydrocortisone