1. Papulosquamous eruptions and exfoliative dermatitis;Ramsay,1985
2. Frequency, duration and localization of lichen planus;Schmidt;Acta Derm Venereol (Stockh),1961
3. Lichen planus;Arndt,1987
4. Lichen planus in children-A review of 6 cases;Milligan;Clin Exp Dermatol,1990
5. Lichen planus: An analysis of 200 cases;Samman;Transact St John's Hosp Dermatological Soc,1961