TY - RPRT TI - Percutaneous intraaortic balloon pumping: initial clinical experience. AU - D Bregman AU - W J Casarella PY - 1980 DO - 10.1016/s0003-4975(10)61654-2 UR - https://pubmed.ncbi.nlm.nih.gov/7356366/ ID - 7356366 ER -