Sequential comparison of L-tryptophan with E.C.T. in severe depression.
D000368:Aged; D003863:Depression / Q000188:drug therapy / Q000628:therapy*; D004565:Electroconvulsive Therapy; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D014364:Tryptophan / Q000627:therapeutic use*
D014364:Tryptophan