title: Methodological problems in conditioning the headturning response of newborn infants.
mesh_terms: D000522:Alphaprodine / Q000494:pharmacology; D000773:Anesthesia, Obstetrical; D001143:Arousal; D002652:Child Behavior; D003214:Conditioning, Classical; D003216:Conditioning, Operant; D003213:Conditioning, Psychological / Q000187:drug effects; D036861:Delivery, Obstetric; D005260:Female; D006257:Head / Q000502:physiology*; D006801:Humans; D007231:Infant, Newborn; D007743:Labor, Obstetric; D008431:Maternal-Fetal Exchange; D009043:Motor Activity; D011247:Pregnancy; D012890:Sleep; D013391:Sucking Behavior; D014110:Touch; D014851:Wakefulness
chemical_list: D000522:Alphaprodine