title: Is distortion of the bioprosthesis ring a risk factor for early calcification?
authors.affiliation: Department of Cardiovascular Surgery, Santiago de Compostela University Hospital, La Choupana, Santiago de Compostela 15706, Spain.
authors.forename: Jose Manuel Martinez
authors.initials: JM
authors.lastname: Cereijo
authors.forename: Jose Rubio
authors.initials: JR
authors.lastname: Alvarez
authors.forename: Juan Sierra
authors.initials: JS
authors.lastname: Quiroga
authors.forename: Anxo Martinez
authors.initials: AM
authors.lastname: de Alegria
authors.forename: Jose Manuel
authors.initials: JM
authors.lastname: Suarez Peñaranda