The association between maternal oral health experiences and risk of preterm birth in 10 states, Pregnancy Risk Assessment Monitoring System, 2004-2006.
Hwang SS, Smith VC, McCormick MC, Barfield WD. The association between maternal oral health experiences and risk of preterm birth in 10 states, Pregnancy Risk Assessment Monitoring System, 2004-2006. Matern Child Health J. 2012 Nov; 16(8):1688-95.