DiBenedetti DB, Nguyen D, Zografos L, Ziemiecki R, Zhou X. Prevalence, incidence, and treatments of Dupuytren's disease in the United States: results from a population-based study. Hand (N Y). 2011 Jun 1;6(2):149-58.
Grogan S, Hartley L, Fry G, Conner M, Gough B. Appearance concerns and smoking in young men and women: going beyond weight control. Drug-Educ Prev Polic. 2010 May 6;17(3):261-9. doi: 10.3109/09687630802422019
Rothman KJ, Glass RL, Espinal F, Velez H. Caries-free teeth in the absence of fluoride ion. J Public Health Dent. 1972;32(4):225-8. doi: 10.1111/j.1752-7325.1972.tb03977.x