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Article
September 1966

Pigmentation in Response to Cold Quartz Light

Author Affiliations

LOS ANGELES

From the University of Southern California School of Medicine, Section of Dermatology, Los Angeles.

Arch Dermatol. 1966;94(3):263-264. doi:10.1001/archderm.1966.01600270013002
Abstract

We have confirmed that short wave length ultraviolet irradiation, 2,500 Angstrom (A) to 2,600 A, from a low pressure mercury vapor source (cold-quartz lamp) elicits persistent tanning in the skin of normal Caucasians, despite contrary statements in standard dermatologic texts.

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