TY - BOOK AU - Ambagaspitiya,W.D.R.D.I AU - Welsh, C.N TI - Perception of menstrual cycle changes after covid vaccination in undergraduate medical and nursing students of FHCS, EUSL U1 - 618.172 PY - 2022/// CY - Sri Lanka PB - FHCS,EUSL KW - COVID19 KW - COVID19 Vaccination Menstrual cycle KW - Menstrual changes KW - Vaccine KW - Immunization ER -