Primary Source #399:

Brunasso AM, Puntoni M, Aberer W, Delfino C, Fancelli L, Massone C. Clinical and epidemiological comparison of patients affected by palmoplantar plaque psoriasis and palmoplantar pustulosis: a case series study. Br J Dermatol. 2013 Jun;168(6):1243-51. doi: 10.1111/bjd.12223. PMID: 23301847.

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