Investigation of the Clinical Characteristics of Empyema Thoracis Patients at Tertiary Care Facility.Published in:Pakistan Journal of Chest Medicine, 2022, v. 28, n. 4, p. 366By:Usman, Fahad;Sayed, Tahir Mukhtar;Maqsood, Asim;Shamshad, Fozia;Chaudhry, Tayyaba Anis;Mushtaq, AyshaPublication type:Article