Hussain, Shabbir, et al. “Barriers to the Implementation of Continuous Positive Airway Pressure (Cpap) Ventilation in Neonates at Birthplace in Tertiary Care Teaching Hospitals”. Pakistan Armed Forces Medical Journal, vol. 72, no. 3, June 2022, pp. 1114-19, doi:10.51253/pafmj.v72i3.7328.