title: Urinary cyclic AMP in periodic catatonia.
mesh_terms: D002389:Catatonia / Q000652:urine*; D003404:Creatinine / Q000652:urine; D000242:Cyclic AMP / Q000032:analysis / Q000652:urine*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010507:Periodicity
chemical_list: D003404:Creatinine; D000242:Cyclic AMP