Esterberg E, Acharya NR. Corticosteroid-sparing therapy: practice patterns among uveitis specialists. J Ophthalmic Inflamm Infect. 2012 Mar;2(1):21-8. doi: 10.1007/s12348-011-0047-5
Cohen LM, Britt DM, Collins FL, Stott HD, Carter LC. Chewing gum affects smoking topography. Exp Clin Psychopharmacol. 1999 Nov 1;7(4):444-7.