Home Helena Polena Off Dr. Helena Polena NAOS France Expert content +2 by 4 professionals Posters 5 минути Interest of a specific dermo-cosmetic product in the management of damaged hands with micro-fissures and cracks +2 by 4 professionals Scientific publications 5 минути Audio Burden of Sensitive Skin (BoSS) Questionnaire and Current Perception Threshold: Use as Diagnostic Tools for Sensitive Skin Syndrome