The role of low molecular weight heparin on recurrent pregnancy loss: A systematic review and meta-analysis
To assess the roles of the low molecular weight heparin (LMWH) on recurrent pregnancy loss (RPL).The relevant studies of all randomized controlled trials (RCTs) were retrieved, and the systematic evaluation was conducted.PubMed, Embase, and Cochrane library databases were searched by using keywords, including low-molecular-weight heparin or LMWH, a