“ANXIETY ON DEALING FINAL EXAMINATION AS DETERMINANT CHANGES OF THE MENSTRUAL CYCLE TO FEMALE STUDENTS OF SEHAT PPNI MOJOKERTO”. 2018. INTERNATIONAL JOURNAL OF NURSING AND MIDWIFERY SCIENCE (IJNMS) 2 (01): 49-54. https://doi.org/10.29082/IJNMS/2018/Vol2/Iss01/97.