WIDORONI, Christianus Eko Purwanto; ANDRI, Florensius; KRISTIAN, Eben Haezar. The Effect of Exercises Pursed Lips Breathing (PLB) Changes To Scale Of Breathlessness and Oxygen Saturation In COPD Patients At Hospital Dr. Soedarso Pontianak . Journal Of Nursing Practice, [S. l.], v. 5, n. 1, p. 176–181, 2021. DOI: 10.30994/jnp.v5i1.169. Disponível em: https://www.thejnp.org/index.php/jnp/article/view/169. Acesso em: 11 sep. 2025.