Elkader, R. M. A., Morsy, N. S. E., El- Naby, A. G. A. and Mashhour, K. N. (2022) “Impact of nursing instructions on selected outcomes among patients with head and neck cancer”, International journal of health sciences, 6(S3), pp. 1798–1813. doi: 10.53730/ijhs.v6nS3.5806.