In this article, we consider a parametric survival model that is appropriate when the population of interest contains long-term survivors or immunes. The model referred to as the cure rate model was introduced by Boag 1 in terms of a mixture model that included a component representing the...

Fluorosis is a crippling disease caused by high fluoride concentrations in drinking water. In India about 20 states have been identified with a problem of excess fluoride in groundwater. Rural populations who are mainly dependent on groundwater for drinking purposes, are the worst affected....