%0 Journal Article %T β-Carotene Produces Sustained Remissions in Patients With Oral Leukoplakia %A Garewal, H. S. %A Katz, R. V. %A Meyskens, F. %A Pitcock, J. %A Morse, D. %A Friedman, S. %A Peng, Y. %A Pendrys, D. G. %A Mayne, S. %A Alberts, D. %A Kiersch, T. %A Graver, E. %J JAMA Otolaryngology - Head & Neck Surgery %V 125 %N 12 %P 1305-1310 %@ 2168-6181 %D 1999-12-01 %I American Medical Association %~ DeepDyve