Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleCollateral grading systems in retrograde percutaneous coronary intervention of chronic total occlusions.AuthorsSomsen, Yvemarie B. O.; de Winter, Ruben W.; Giunta, Rocco; Schumacher, Stefan P.; van Diemen, Pepijn A.; Jukema, Ruurt A.; Stuijfzand, Wijnand J.; Danad, Ibrahim; Lissenberg – Witte, Birgit I.; Verouden, Niels J.; Nap, Alexander; Kleijn, Sebastiaan A.; Galassi, Alfredo R.; Henriques, José P.; Knaapen, PaulPublicationCatheterization & Cardiovascular Interventions, 2023, Vol 102, Issue 5, p844ISSN1522-1946Publication typeArticleDOI10.1002/ccd.30812