Range:
Subjects: Sudan
Subjects: Surgery
Subjects: Cancer; Colon; Rectum; Sudan; Woman
Subjects: Blood-vessels; Sudan; Children; Diseases; Neoplasms
Subjects: Artificial feeding; Sudan
Subjects: Khartoum; Nutrition; Sudan; Tuberculosis
Subjects: Sudan; Children; Surgery
Subjects: Patients; Psychology
Subjects: Sudan; Diseases; Patients; Thyroid gland
Subjects: Sudan; Mortality
Subjects: Kidneys; Diseases
Subjects: Higher education; Learning; Education; Medicine; Pyelectasis