A low serum Ca/Mg ratio was significantly associated with periodontal disease progression in Japanese elderly smokers.
2011-11-18
Eng.
Journal of clinical periodontology
Department of Oral Health Science, Division of Preventive Dentistry, Graduate School of Medical and Dental Sciences, Niigata University, Niigata, Japan. akihiro [at] dent.niigata-u.ac.jp
J Clin Periodontol. 2011 Nov;38(11):992-7
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