Koeshardiandi, Mirza, Muhammad Wildan Afif Himawan, Fajar Perdhana, and Zulfikar Loka Wicaksana. “Administration of Nitrates After Spontaneous Delivery in Rheumatic Heart Disease”. Indonesian Journal of Anesthesiology and Reanimation 5, no. 1 (January 20, 2023): 45–50. Accessed November 23, 2024. https://e-journal.unair.ac.id/IJAR/article/view/40278.