M. Hussain, Q. U. Malik, Q. uz Z. Khan, S. Mumtaz, M. Abbas, and J. Bashir, “Frequency of Respiratory Syncytial Virus Among Hospitalized Children with Acute Lower Respiratory Tract Infections”, Pak Armed Forces Med J, vol. 72, no. 6, pp. 1863–66, Dec. 2022, doi: 10.51253/pafmj.v72i6.5177.