Material Safety of Styrene-Block-Ethylene/Butylene-Block-Styrene Copolymers Used for Cardiac Valves: 6-Month In Vivo Results from a Juvenile Sheep Model.

Acknowledgements: Thanks to Ruhi Patel for assistance in manufacturing of valve moulds. We also thank all the staff and experts at the Veranex (previously known as IMMR) preclinical facility in Paris, France, for their independent and outstanding service provision of undertaking all the animal experiments.