Mawardi, Mawardi, and Daniel Maranatha. “Seorang Penderita Dengan Retrosternal Goiter: [A Patient With Retrosternal Goiter: A Rare Case]”. Jurnal Respirasi 2, no. 1 (January 30, 2016): 14–23. Accessed August 12, 2024. https://e-journal.unair.ac.id/JR/article/view/12617.