The Effect of Exercises Pursed Lips Breathing (PLB) ChangesTo Scale Of Breathlessness and Oxygen Saturation In COPDPatients At Hospital Dr. Soedarso Pontianak

Christianus Eko Purwanto Widoroni*, Florensius Andri, Eben Haezar Kristian
Nursing Academy of Dharma Insan, Pontianak, Indonesia
Corresponding author: christianus.eko@gmail.com