6Spinhoven P,de Rcoij M,Heiser W, gal. The role of personality in comorbidity among anxiety and depressive disorders in primary care and specialty care:a cross-sectional analysis. C, en Hosp Psychiatry,2009,31(5): 47(k477.
7Karakoyun-Celik O,Gorken I,Sahin S, et al. Depression and anxiety levels in woman under follow- up for breast cancer: relationship to coping with cancer and quality of Iife. Med Oncol, 2010,27(1) :108-113.