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UNLABELLED Bullous pemphigoid is the most frequent autoimmune blistering disease. It occurs in the elderly. The cause of this disease is unknown, but cases of bullous pemphigoid have been occasionally attributed to drug therapy. We conducted a multicenter prospective case-control study looking at the drugs used on a long-term basis before the onset of the(More)
Vitamin A acid has been used for 20 years in the local treatment of acne. In 1986, Kligman published a description of the efficacy of this molecule against skin ageing. In 1987, we began a study which is still in progress. It is intended to confirm the beneficial effects already observed in photosenescence and to demonstrate them by non-invasive methods and(More)
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