Virk, Mutahir Abbas, et al. “Mitral Annular Disjunction in Mitral Leaflet Prolapse: Prevalence, Clinical Profile and Echocardiographic Features at Tertiary Cardiac Care Centre, Rawalpindi”. Pakistan Armed Forces Medical Journal, vol. 72, no. SUPPL-3, Nov. 2022, pp. S450-54, https://doi.org/10.51253/pafmj.v72iSUPPL-3.9532.