Salivary markers of oxidative stress are related to age and oral health in adult non-smokers.
All authors: Celecova V, Kamodyova N, Tothova L, Kudela M, Celec P
Journal of Oral Pathology & Medicine, 42 (3): 263-266, 2013
http://onlinelibrary.wiley.com/doi/10.1111/jop.12008/pdf