O. Vanichjakvong

Risk indicators of periodontal disease in older Thai adults.

P. Sritara, K. Torrungruang, K. Nisapakultorn, 2005, Journal of periodontology.

Maternal periodontal disease and risk of preeclampsia: a case-control study.

Michelle A. Williams, W. Barlow, A. Fitzpatrick, 2009, American journal of hypertension.

The effect of cigarette smoking on the severity of periodontal disease among older Thai adults.

R. Rajatanavin, K. Torrungruang, K. Nisapakultorn, 2005, Journal of periodontology.

Is maternal periodontal disease a risk factor for preterm delivery?

W. Barlow, A. Fitzpatrick, V. Lohsoonthorn, 2009, American journal of epidemiology.