N. Balqees, “Echocardiographic Assessment of Right Ventricular Function in COVID-19 Recovered Patients at a Tertiary Care Hospital”, Pak Armed Forces Med J, vol. 72, no. SUPPL-3, pp. S486–90, Nov. 2022, doi: 10.51253/pafmj.v72iSUPPL-3.9539.