ZEIN, W. A.; SIREGAR, Y.; TARIGAN, A. P. PERAN POLIMORFISME GEN MATRIKS METALLOPROTEINASE-9 DENGAN KEJADIAN PENYAKIT PARU OBSTRUKTIF KRONIK. JURNAL KEPERAWATAN DAN FISIOTERAPI (JKF), [S. l.], v. 3, n. 1, p. 1–5, 2020. DOI: 10.35451/jkf.v3i1.427. Disponível em: https://ejournal.medistra.ac.id/index.php/JKF/article/view/427. Acesso em: 3 may. 2024.