Faradisi F, Aktifah N, Fijianto D. Emergency Training Due to Heart Arrest and Fractures Around The Location of The Umbul Ponggok Tourism. UJET [Internet]. 2022 Dec. 15 [cited 2024 Apr. 25];2(2):69-74. Available from: https://e-journal.urecol.org/index.php/ujet/article/view/196