4Gordon PM, Saunders PJ, Diffey BL, et al.Phototesting prior to narrowband (TL-01)ultraviolet B phototherapy. Br J Dermatol,1998, 139: 811-814.
5Halasz CL. Narrowband UVB phototherapy for psoriasis: results with fixed increments by skin type (as opposed to percentage increments). Photodermatol Photoimmunol Photomed, 1999, 15: 81-84.
6Marks R, Barton SP, Shuttleworth D, et al.Assessment of disease progress in psoriasis.Arch Dermatol, 1989, 125: 235-240.