P M Farr

The effect of methoxsalen dose on ultraviolet-A-induced erythema.

S. Ibbotson, P. Farr, R. Dawe, 2001, The Journal of investigative dermatology.

The study of plaques of psoriasis using a scanning laser‐Doppler velocimeter

P. Farr, P. Farr, T J Essex, 1993, The British journal of dermatology.