REVIEW OF TREATMENT OUTCOME FOR THREATENED MISCARRIAGE IN THE FIRST TRIMESTER IN WOMEN WITH HISTORY OF STILL BIRTH AND/OR RECURRENCE MISCARRIAGE AT NGHE AN OBSTETRICS AND PAEDIATRICS HOSPITAL FROM JANUARY 2022 TO JULY 2022. Vietnam Journal of Community Medicine, v. 63, n. chuyên đề 3-HN Sản Nhi Nghệ An, 30 Nov.2022.