Editor's note

Instruction for Authors

The Secrets of Centenarians

9-17

The maternal periodontal disease and adverse pregnancy outcomes

18-27

Erosion of synthetic apatite by citric acid added beverages available in Thailand

28-36

Quality of Work Life of Dental Nurses in Primary Care Units in 15 Provinces of Central Region, Thailand

37-50

Effectiveness of fluoride Varnish in preventing dental caries of primary dentition in 3 year-old children, Nan province

51-60