Rarest variety of pemphigus among the following is
P. vulgaris
P. foliaceus
P. vegetans
P. erythematosis
"Pemphigus vulgaris is most common among all pemphigus patients followed by pemphigus foliaceus, pemphigus erythrematosis and then pemphigus vegetans"(Ref: IADVL textbook volume 1 pg 937)
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