PREDOSE: A semantic web platform for drug abuse epidemiology using social media. - Delroy Cameron; Gary A. Smith; Raminta Daniulaityte; Amit P. Sheth; Drashti Dave; Lu Chen; Gaurish Anand; Robert Carlson; Kera Z. B. Watkins; Russel Falck (J. Biomed. Informatics, 2013)