
Keywords: فهرست تجمعی به ادبیات پرستاری و بهداشت متفقین; Attrition; Education; Neurosurgery residency; Recruitment; Resident success; AOA; Alpha Omega Alpha; CINAHL; Cumulative Index to Nursing and Allied Health Literature; GRADE; Grading of Recommendations Assessment, Development, and Evaluation; LOR; Letter o