NOVITARUM, D. L.; SIMANULLANG, M. S. D. .; , S. G. Pengaruh Pursed Lip Breathing Exercises Terhadap Saturasi Oksigen Pasien PPOK Di RSUP H Adam Malik Medan Tahun 2024. Journal of Innovative and Creativity, [S. l.], v. 6, n. 1, p. 11771–11778, 2026. DOI: 10.31004/joecy.v6i1.8487. Disponível em: https://joecy.org/index.php/joecy/article/view/8487. Acesso em: 7 nov. 2026.