Marbun, Agnes Silvina, Lasma Rina Efrina Sinurat, and Henny Syapitri. 2024. “Pertolongan Pertama Pada Remaja Tersedak (choking) Di SMA Muhammadiyah 3 Medan”. Jurnal Abdimas Mutiara 5 (2):262-69. https://e-journal.sari-mutiara.ac.id/index.php/JAM/article/view/5215.