WAHYUNI ALLFAZMY, P. .; WARLEM, N. .; AMRAN, R. Faktor Risiko Penyakit Paru Obstruksi Kronik (PPOK) di Semen Padang Hospital (SPH). Scientific Journal, [S. l.], v. 1, n. 1, p. 19–23, 2022. DOI: 10.56260/sciena.v1i1.18. Disponível em: https://www.journal.scientic.id/index.php/sciena/article/view/18. Acesso em: 20 apr. 2026.