Application of Pursed Lip Breathing Therapy to Improve Oxygenation Status in Children with Pneumonia. INCH : Journal of Infant and Child Healthcare, [S. l.], v. 4, n. 01, p. 1–6, 2025. DOI: 10.36929/inch.v4i01.1000. Disponível em: https://jurnal.pkr.ac.id/index.php/INCH/article/view/1000. Acesso em: 12 jan. 2026.