“The Position of Leaning Forward to Reduce Breathing of COPD Patients: Literature Review”. JIKO (Jurnal Ilmiah Keperawatan Orthopedi) 5, no. 2 (October 21, 2025): 62–68. Accessed November 1, 2025. https://ejournal.stikesfatmawati.ac.id/index.php/JIKO/article/view/40.