Research ArticleOpen accessIn the keywordsNarrow-band ultraviolet B and Conventional UVB phototherapy in Psoriasis: a Randomised Controlled TrialYan Yuehua, Ahmad T. Khalaf, Zhai Xiaoxiang, Wang XinggangAmerican Journal of Applied Sciences, Vol. 5, Issue 8 · 31 Aug 2008 · 6,950 accessesView PDFCite