Muhammad Haidar Zaman, Naveed Yaqoob, Muhammad Ilyas, Falak Zeb, Fahad Khalid, Nawab Ali, “Pattern of Coronary Artery Diseases in Patients Having Age Less Than 40 Years with Acute Coronary Syndrome”, Pakistan Journal of Medical & Health Sciences, vol. 16, no. 11, p. 775, Jan. 2023.