Ozlem Elmas, Rabiye Uslu Erdemir and Bekir Hakan Bakkal 2021. Changes in lung perfusion scintigraphy and pulmonary function tests in irradiated breast cancer patients. Journal of the Pakistan Medical Association. 71, 7 (Dec. 2021), 1736–1739. DOI:https://doi.org/10.47391/JPMA.713.