O Croma – Prasa i pliki do pobrania – Further clinical data confirms the safety and efficacy of letibotulinumtoxinA Further clinical data confirms the safety and efficacy of letibotulinumtoxinA Croma-Pharma has announced the publication of further clinical data for their botulinum toxin Letybo® (letibotulinumtoxinA).PRBLESSLET0224GMX