Validation of self-reported smoking status by measuring serum cotinine levels: An Indian perspective
Validation of self-reported smoking status by measuring serum cotinine levels: An Indian perspective
Serum cotinine levels are a reliable marker of tobacco use. Few studies have validated questionnaires assessing smoking and exposure to environmental tobacco smoke (ETS) against serum levels. We undertook such a study in industrial workers in India.
Publication Date:
01/05/2010
23
3
134-136