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Clin Dermatol. 2010 Jan-Feb;28(1):31-3. doi: 10.1016/j.clindermatol.2009.04.002.

Light and laser therapy for acne: sham or science? facts and controversies.

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1
Department of Dermatology and Cutaneous Biology, Jefferson Medical College of Thomas Jefferson University, Philadelphia, PA 19107, USA. guywebster@yahoo.com

Abstract

It has long been known that light is helpful in acne. Teens recognize that summer sun diminishes pimples, and wise pharmaceutical companies (which is limiting) know that a drug trial ending in sunny months will have an elevated placebo response.

[Indexed for MEDLINE]

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