title: Anxiety or caffeinism: a diagnostic dilemma.
mesh_terms: D000328:Adult; D001008:Anxiety Disorders / Q000175:diagnosis*; D002099:Cacao / Q000009:adverse effects; D002110:Caffeine / Q000506:poisoning*; D002253:Carbonated Beverages / Q000009:adverse effects; D003069:Coffee / Q000009:adverse effects; D003937:Diagnosis, Differential; D004305:Dose-Response Relationship, Drug; D005260:Female; D006801:Humans; D008297:Male; D011605:Psychoses, Substance-Induced / Q000175:diagnosis*; D013375:Substance Withdrawal Syndrome / Q000175:diagnosis; D019966:Substance-Related Disorders; D013662:Tea / Q000009:adverse effects; D013805:Theobromine / Q000506:poisoning; D013806:Theophylline / Q000506:poisoning
chemical_list: D003069:Coffee; D013662:Tea; D002110:Caffeine; D013806:Theophylline; D013805:Theobromine