Centre for International Health;
Faculty of Medicine and Dentistry;
University of Bergen;
Bergen;
Norway;
Department of Community Medicine;
School of Medicine;
University of Zambia;
Lusaka;
Zambia;
Mental; Distress; Screening; Instruments; Validity; Primary; Health; Care; SRQ-5; SRQ-10; SRQ-20; GHQ12; DSM-IV; Zambia;