TY - RPRT TI - Prothrombotic mutations as a risk factor for preterm birth. AU - W Göpel AU - D Kim AU - L Gortner PY - 1999 DO - 10.1016/s0140-6736(99)00665-0 UR - https://pubmed.ncbi.nlm.nih.gov/10227228/ ID - 10227228 ER -