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Goldstein, Harvey, Lynn, Peter, Muniz-Terrera, Graciela, Hardy, Rebecca, O’Muircheartaigh, Colm, Skinner, Chris J. and Lehtonen, Risto (2015) Population sampling in longitudinal surveys. Longitudinal and Life Course Studies, 6 (4). pp. 447-475. ISSN 1757-9597