2Rakoto-Alson S. Tenenbaum H. Davideau J L. Periodontal diseases. preterm births. and low birth weight: findings from a homogeneous cohort of women in Madagascar [J]. J Periodontol , 2010 .81(2) :205-213.
3Southerland J H. Taylor G W. Moss K. et al. Commonality in chronic inflammatory diseases: periodontitis. diatetes , and coronary artery disease [J]. Periodontol , 2006.40(1) :130-143.