Long-term exposure to low levels of ambient UVB are associated with a decreased risk of moderate-to-severe acne: A retrospective cohort study in college students

P. Chen, S. Li, Y. Xiao, B. Zou, J. Li, X. Chen, Y. Tang, and M. Shen

Abstract

As a crucial component of solar radiation, the association between exposure to ambient ultraviolet (UV) radiation and acne remains unclear.