DOI:
10.1055/s-00000064
psychoneuro
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References
Löwe B, Spitzer RL. et al..
Gesundheitsfragebogen für Patienten (PHQ-D). Manual und Testunterlagen. [PRIME MD Patient Health Questionnaire (PHQ) - German version. Manual and materials].
Karlsruhe, Pfizer 2001;
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