Nurgiyanta A, Noor Alivian G. Implementation Of Pursed Lip Breathing And Semi Fowler Position in COPD Patients Which Get Nebulizer in IGD: A Literature Review. JoB [Internet]. 2020Nov.30 [cited 2024May6];2(3):208-14. Available from: http://bionursing.fikes.unsoed.ac.id/bion/index.php/bionursing/article/view/74