2002 Leyden, J.; Tanghetti, E.; Ling, M.; Berson, D.; Miller, B.: Tazarotene o.1% Gel versus Tretinoin 0.1% Microsponge in Facial Acne Vulgaris: A Multicenter, Double-Blind, Randomized, Parallel-Group Study. Poster Presented at the American Academy of Dermatology Winter Meeting