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Cross-cultural validation of the German and Turkish versions of the PHQ-9: an IRT approach. https://t.co/NGU1DXZiv0 https://t.co/97EE7HBusF
Cross-cultural validation of the German and Turkish versions of the PHQ-9: an IRT approach. https://t.co/NGU1DXZiv0 https://t.co/97EE7HBusF