title: [The (crypto-)pyrroluria in environmental medicine: a valid diagnosis? Report of the "Methods and Quality Assurance in Environmental Medicine" Committee] ].
mesh_terms: D000818:Animals; D004784:Environmental Monitoring; D006418:Heme / Q000096:biosynthesis; D006801:Humans; D001523:Mental Disorders / Q000652:urine*; D011166:Porphyrins / Q000652:urine; D011758:Pyrroles / Q000652:urine*; D012307:Risk Factors
chemical_list: D011166:Porphyrins; D011758:Pyrroles; D006418:Heme; C016485:hemopyrrole