title: Methodology of epidemiological studies of tic disorders and comorbid psychopathology.
authors.affiliation: Child Study Center, Yale University School of Medicine, New Haven, Connecticut 06510.
authors.forename: T
authors.initials: T
authors.lastname: Fallon
authors.forename: M
authors.initials: M
authors.lastname: Schwab-Stone
mesh_terms: D004812:Epidemiologic Methods; D006801:Humans; D013981:Tic Disorders / Q000453:epidemiology* / Q000523:psychology