DOI:
10.1055/s-00000060
PPmP - Psychotherapie · Psychosomatik · Medizinische Psychologie
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References
Walker EA, Katon WJ, Jemelka RP, Roy-Bryne PP.
Comorbidity of gastrointestinal complaints, depression, and anxiety in the Epidemiologic catchment Area (ECA) Study.
Am J Med 1992; 92: 26-30
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