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A new lack of twist for the Judkins left coronary catheter.
Hirshfeld JW Jr, Untereker WJ, Goldberg S, Dienel NH, Drew T, Lozner E. Hirshfeld JW Jr, et al. Among authors: dienel nh. Cathet Cardiovasc Diagn. 1981;7(3):331-5. doi: 10.1002/ccd.1810070315. Cathet Cardiovasc Diagn. 1981. PMID: 7285110