title: Letter: The crying infant.
mesh_terms: D001289:Attention Deficit Disorder with Hyperactivity / Q000175:diagnosis; D002652:Child Behavior; D003448:Crying; D003937:Diagnosis, Differential; D006801:Humans; D010634:Phenobarbital / Q000008:administration & dosage
chemical_list: D010634:Phenobarbital