Nurmala. (2021). THE EFFECT OF PATIENT COOPING MECHANISM ON ANXIETY IN DEALING WITH MAJOR SURGERY IN THE SURGERY INPATIENT ROOM OF PUSKESMAS TIGA BALATA JORLANG HATARAN DISTRICT YEAR 2016 . MEDALION JOURNAL: Medical Research, Nursing, Health and Midwife Participation, 2(3), 119–124. https://doi.org/10.59733/medalion.v2i3.36