1. Porphyia cutanea tarda associated with oestrogen therapy for prostatic carcinoma;Walshe;Br J Dermatol,1963
2. Porphrie cutanée tardive après prise prolongée de contraceptifs oraux;Degos;Ann Dermatol Syph,1969
3. Photodermatoses induced by oral contraceptives;Horkay;Arch Dermatol Res,1975
4. Sunlight sensitivity from oral contraceptives;Erickson;JAMA,1968
5. Polymorphous light eruption and oral contraception;Neumann;Photodermatology,1988