TY - RPRT TI - Direct percutaneous left ventricular puncture. AU - P L Sanchez AU - E Pomerantsev AU - I F Palacios PY - 2003 DO - 10.1136/heart.89.9.1031 UR - https://pubmed.ncbi.nlm.nih.gov/12923019/ ID - 12923019 ER -