P336Cryoballoon energy pulmonary vein isolation with and without radiopaque contrast agent injection to control the balloon occlusion of the pulmonary veins: a prospective randomized study

• D. Brala, C. Drephal, JP. Rudolph, S. Tessin, O. Goeing, A. Schirdewan

• EP Europace, June 2017, Oxford University Press (OUP)
• DOI: 10.1093/ehjci/eux141.062