Hofmann C, Plewig G, Braun-Falco O
Hautarzt. 1977 Nov;28(11):583-8.
In nine of 121 patients unusual side effects of PUVA-therapy were observed: hypertrichosis, subungual hemorrhage of fingernails, nevus spilus-like hyperpigmentation, acneiform eruptions, and a photoallergic dermatitis to 8-methoxypsoralen.