Combination of psoralens and ultraviolet A and ultraviolet B in the treatment of psoriasis vulgaris: A bilateral comparison study

Forty-two adults with psoriasis vulgaris were treated total body thrice weekly with both ultraviolet B (UVB) and psoralens and ultraviolet A (PUVA) with the use of protocols shown to be effective with either treatment alone. Patients previously difficult to manage with either UVB or PUVA and at leas...

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