1. Logistic Regression Using the SAS® System: Theory and Application;Allison,1999
2. The impact of culture on cognitive structure of illness;Angel;Cult. Med. Psychiatry,1987
3. SCL-90;Arrindell,2003
4. Migration and depression;Bhugra;Acta Psychiatr. Scand.,2003
5. SCL: Administration, Scoring and Procedures. Manual II;Derogatis,1977