Aji, B. K., Tursini, Y., Rohyadi, Y., & KD, S. D. (2021). HUBUNGAN DERAJAT PPOK DENGAN KUALITAS HIDUP PASIEN PPOK 2020: The Correlation of The Degree of COPD on The Quality of The Patients’ Life with COPD. Jurnal Kesehatan Siliwangi, 1(1), 156-168. https://doi.org/10.34011/jks.v1i1.540