Dental anxiety in first- and final-year Indian dental students.

Objectives: The study aims to investigate dental anxiety in first- and final-year undergraduate dental students in India.

Design: Questionnaire Study Setting: BDS Students in four University dental colleges in India carried-out during 2013 and 2014.

Subjects Materials And Methods: The students ( = 614) were assessed using a pre-tested questionnaire.

Spatial distribution mapping of drinking water fluoride levels in Karnataka, India: fluoride-related health effects.

Objectives: (1) To estimate the concentrations of fluoride in drinking water throughout different zones and districts of the state of Karnataka. (2) To investigate the variation of fluoride concentration in drinking water from different sources, and its relationships to daily temperature and rainfall status in the regional districts. (3) To develop an updated fluoride concentration intensity map of the state of Karnataka, and to evaluate these data in the context of fluoride-related health effects such as fluorosis and their prevalence.