Bader Zakai, Aftab Ahmed Khatri, Naveed Uilah Khan, Marium Fatima Wagar, Muhammad Saleh Khaskheli, “Complication of Pleural Effusion After Open Heart Surgery in Adults at Tertiary Cardiac Care Hospital ”, JPUMHS, vol. 7, no. 4, pp. 146–150, Dec. 2017.