Abd El-Nasser Mohamed, Amal, Mervat Anwar Abd El-Aziz, Asmaa Aly Mahgoup, and Zain El-abedeen Zareh Hassan. “Effect of Stacked Breathing Exercise on Reducing Pulmonary Infection and Complications for Patients With Pleural Effusion”. International Journal of Advanced Nursing Studies 10, no. 1 (January 13, 2021): 1–8. Accessed April 29, 2024. https://www.sciencepubco.com/index.php/IJANS/article/view/31295.