Conflict of Interest
CH reports grants from Beiersdorf, Germany, and Sebapharma, Germany,
outside the submitted work. ABW has nothing to disclose. CTH reports
personal fees from Novartis, Germany, Sanofi, Germany, Lilly pharma,
Germany, Bencard, , Germany, Danone nutricia, Lancome, Germany, Loreal,
Germany, grants and personal fees from Töpfer GmbH, and Beiersdorf AG,
Germany, outside the submitted work. MR reports personal fees from
Bencard, Germany, Roche-Posay, Germany, Galderma, Germany, Sebapharma,
Germany, grants from CLR, Germany, and Beiersdorf, Germany, outside the
submitted work.