Seltzer, S The effects of dietary tryptophan on chronic maxillofacial pain and experimental pain tolerance. [electronic resource] - Journal of psychiatric research - 181-6 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial; Review ISSN: 0022-3956 Standard No.: 10.1016/0022-3956(82)90020-6 doi Subjects--Topical Terms: Affective Symptoms--diet therapyChronic DiseaseDouble-Blind MethodFaceFacial Neuralgia--diet therapyHumansPain--diet therapySensory ThresholdsTemporomandibular Joint Dysfunction Syndrome--diet therapyTryptophan--therapeutic use