title: Letter by Patel regarding article, "A primer in longitudinal data analysis".
authors.forename: Chirag B
authors.initials: CB
authors.lastname: Patel
mesh_terms: D000704:Analysis of Variance; D002318:Cardiovascular Diseases / Q000453:epidemiology*; D006801:Humans; D008137:Longitudinal Studies; D015233:Models, Statistical; D012044:Regression Analysis