Kareem, M. S., Y. B. Omer, and B. O. Omer. “Assessment of Depression Severity Among Cancer Patients in Nanakaly Hospital, Erbil City”. Zanco Journal of Medical Sciences (Zanco J Med Sci), vol. 21, no. 3, Dec. 2017, pp. 1922-9, doi:10.15218/zjms.2017.052.