Abidin, Zainal, Rizeki Dwi Fibriansari, and Anggia Astuti. 2023. “PROBLEM-BASED LEARNING MODEL IN ACHIEVEMENT OF COMPETENCE OF NURSING STUDENTS DURING THE COVID-19 PANDEMIC”. Nurse and Health: Jurnal Keperawatan 12 (2), 156-63. https://doi.org/10.36720/nhjk.v12i2.499.