title: Census tracts and longitudinal research:  coping with changing tract boundaries.
authors.forename: R
authors.initials: R
authors.lastname: Bell
authors.forename: D W
authors.initials: DW
authors.lastname: Roncek
mesh_terms: D000569:Americas; D019352:Censuses; D003625:Data Collection; D003710:Demography; D019049:Developed Countries; D003906:Developing Countries; D005843:Geography; D008137:Longitudinal Studies; D009656:North America; D011153:Population; D011154:Population Characteristics; D012106:Research; D013223:Statistics as Topic; D014481:United States; D014505:Urban Population
keywords: Americas; Census; Census Methods; Data Analysis; Data Collection; Developed Countries; Developing Countries; Geographic Factors; Longitudinal Studies; North America; Northern America; Population; Population Statistics; Research Methodology; Spatial Distribution; Studies; United States; Urban Spatial Distribution