Wulandari, Angernani Trias, et al. “Apps ‘SIPITUNG’: Flipped-Classroom Training in Basic Cardiopulmonary Life Support”. MEDISAINS: Jurnal Ilmiah Ilmu-Ilmu Kesehatan, vol. 18, no. 2, Aug. 2020, pp. 63-68, doi:10.30595/medisains.v18i2.7650.