Ayuningtyas, Dewi Sitoresmi, Sri Martuti, and Muhammad Riza. “Lung Ultrasonography for the Diagnosis of Pleural Effusion in Children”. Journal of Maternal and Child Health 6, no. 2 (March 16, 2021): 176–182. Accessed May 25, 2024. https://www.thejmch.com/index.php/thejmch/article/view/567.