Iqbal, Mahmood, et al. “KNOWLEDGE AND PERCEPTION OF HAND HYGIENE AMONG HEALTH CARE WORKERS OF A TERTIARY CARE MILITARY HOSPITAL: A DESCRIPTIVE STUDY: Hand Hygiene Among Health Care Workers”. Pakistan Armed Forces Medical Journal, vol. 68, no. 5, Oct. 2018, pp. 1372-77, https://pafmj.org/PAFMJ/article/view/2325.