KUNG, F. Risk Factors for Levonorgestrel-releasing Intrauterine System (LNG-IUS) Expulsion among Chinese Women Treated for Menstrual Disorders: Retrospective Cohort Study in a Regional Hospital. Hong Kong Journal of Gynaecology, Obstetrics and Midwifery, [S. l.], v. 11, n. 1, 2023. DOI: 10.12809/hkjgom.11.1.112. Disponível em: https://hkjgom.org/home/article/view/112. Acesso em: 2 may. 2024.