title: Analyzing longitudinal categorical data: sources of uncertainty and sample methods.
authors.affiliation: Department of Family, and Child Ecology, Michigan State University, East Lansing 48824-1030, USA.
authors.forename: A
authors.initials: A
authors.lastname: von Eye
mesh_terms: D000293:Adolescent; D002648:Child; D003625:Data Collection; D006801:Humans; D008137:Longitudinal Studies; D001523:Mental Disorders / Q000453:epidemiology* / Q000523:psychology; D010553:Personality Development; D012494:Sampling Studies