Study to Evaluate the Safety and Efficacy of ASC40 in Subjects With Moderate to Severe Acne Vulgaris  

This is a phase2, randomized, double-blind, multi-center, multi-dose and placebo parallel controlled design. The subjects in the study group were given double-blind drugs, and they were taken (orally) after dinner every day according to the requirements of clinical trial scheme.

Comparison of Eligible TAVI-valves - Cohort B

The study performs head-to-head comparison of two TAVI-valves: Sapien and Myval.

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