Lancet
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Multicenter Study Comparative Study
Self-expanding intra-annular versus commercially available transcatheter heart valves in high and extreme risk patients with severe aortic stenosis (PORTICO IDE): a randomised, controlled, non-inferiority trial.
Randomised trial data assessing the safety and efficacy of the self-expanding intra-annular Portico transcatheter aortic valve system (Abbott Structural Heart, St Paul, MN, USA) compared with any commercially available valves are needed to compare performance among designs. ⋯ Abbott.
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Randomized Controlled Trial Multicenter Study
Once-daily, subcutaneous vosoritide therapy in children with achondroplasia: a randomised, double-blind, phase 3, placebo-controlled, multicentre trial.