Stefanie Williams

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BACKGROUND This is the first double-blind, randomized, proof-of-concept study to compare the clinical effectiveness of botulinum toxin type A (BoNTA) free of complexing proteins with a BoNTA complex (BTXCo) in the treatment of crow's feet. PATIENTS AND METHOD Twelve U of each product were compared in an intra-individual study in 21 participants with a(More)
The purpose of our study was to evaluate the axillary skin surface pH and explore potential gender-related differences together with the influence of a washing procedure in healthy subjects. After a run-in period, the skin surface pH was measured in vivo in 10 men and 10 women under standardized conditions in three distinct locations of each axilla (at(More)
BACKGROUND/PURPOSE In order to avoid unwanted effects of systemic psoralen and ultraviolet A (PUVA) therapy, various topical PUVA treatment modalities have been developed and are being increasingly used. However, up to now very few controlled studies comparing the therapeutic efficacy of different topical photochemotherapy modalities are available. Thus,(More)
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