1. Oral submucous fibrosis;Pindborg;Oral Surg Med Oral Patho Oral Radiol Endod,1966
2. Submucous fibrosis of the oral cavity. 1. Clinical studies and 2. Studies on epidemiology;Wahi;Bull Wld Hlth Org,1966
3. Clinical and functional staging of oral submucous fibrosis;Haider;Br J Oral Maxillofac Surg,2000
4. Pathogenesis of oral submucous fibrosis;Pillai;Cancer,1992
5. Basic histopathological features of oral premalignant lesions;Kramer,1980