Roifah, I., Meilinawati, E., Ratnaningsih, T., & Hidayati, R. N. (2019). Factors that Affect Coping Mechanisms in Chemotherapy Patients with the Approach of Callista Roy Adaptation Theory. Jurnal Ners Dan Kebidanan (Journal of Ners and Midwifery), 6(2), 235–240. https://doi.org/10.26699/jnk.v6i2.ART.p235-240