@article{Thorvaldsson2006,
author = {Thorvaldsson, Valgeir and Hofer, Scott M. and Berg, Stig and Johansson, Boo},
title= {Effects of Repeated Testing in a Longitudinal Age-Homogeneous Study of Cognitive Aging},
year = {2006},
doi = {10.1093/geronb/61.6.P348},
journal = {The Journals of Gerontology Series B: Psychological Sciences and Social Sciences},
volume = {61},
number = {6},
pages = {348--354},
}