TY - RPRT TI - Vena caval filter placement during pregnancy. AU - A B Barnes AU - D J Kanarek AU - A J Greenfield AU - D C Brewster PY - 1981 DO - 10.1016/0002-9378(81)90209-x UR - https://pubmed.ncbi.nlm.nih.gov/7258245/ ID - 7258245 ER -