Mansoor Zeeshan, Faisal Mehmood, Zareen Gul, Maryam Khan, A. Ashraf, and Muhammad Umair Shafique, “Early Asymptomatic Decline in Left Ventricular Ejection Fraction in Adult Cancer Patients Receiving Trastuzumab”, Pak Armed Forces Med J, vol. 73, no. 4, pp. 1204–1207, Jul. 2023, doi: 10.51253/pafmj.v73iSUPPL-1.8608.