Establishment of healing profile and neointimal transformation in the new polymer-free biolimus A9-coated coronary stent by longitudinal sequential optical coherence tomography assessments: the EGO-BIOFREEDOM study

Stephen W.L. Lee1*, MD; Frankie C.C. Tam1, MD; Kelvin K.W. Chan1, MD; Simon C.C. Lam1, MD; Shun-Ling Kong1, MSc; Catherine P. Shea1, MD; Michael K.L. Wong1, MD; Anthony Y.T. Wong1, MD; Arthur S.Y. Yung1, MD; Li-Wei Zhang1, MD, PhD; Yui-Ming Lam1, MD; Gary S. Mintz2, MD; Ricardo A. Costa3, MD, PhD; Hans-Peter Stoll4, MD; Akiko Maehara2,5, MD