Hepatitis B virus infection during pregnancy and the risk of postpartum hemorrhage: a protocol for systematic review and meta-analysisProtocol Published on 2024-06-122024-09-05 Journal: International Journal of Surgery Protocols [Category] update2024, [키워드] Adverse pregnancy outcome HBsAg maternal HBV infection postpartum hemorrhage Pregnancy [DOI] 10.1097/SP9.0000000000000020 PMC 바로가기 [Article Type] Protocol