title: Isolating age, period, and cohort effects in developmental research. A critical review.
mesh_terms: D000368:Aged; D000375:Aging; D003430:Cross-Sectional Studies; D005544:Forecasting; D005853:Geriatrics / Q000379:methods* / Q000639:trends; D006801:Humans; D008137:Longitudinal Studies; D008962:Models, Theoretical; D012107:Research Design; D013223:Statistics as Topic