Minimizing attrition in longitudinal studies of special populations: an integrated management approach

Author: Ayoub I.A.   T. J.Y.   Coen A.S.   Patrick D.C.   Shern D.L.  

Publisher: Elsevier

ISSN: 0149-7189

Source: Evaluation and Program Planning, Vol.19, Iss.4, 1996-11, pp. : 309-319

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Abstract