Jamil M, Budi Laksono B, MR M. The Effect Of Cardiopulmonary Resuscitation (CPR) Training On Knowledge, Attitudes And Practices Of Pool Guards . jkds [Internet]. 2021 Apr. 29 [cited 2024 Dec. 5];9(1):60-6. Available from: https://journal.uds.ac.id/jkds/article/view/271