Typographical Corrections for
Ruiz-Ederra, Mol Vis 2004;
The typographical corrections below were made to the article on the date noted. These changes have been incorporated in the article and the details are documented here.
5 April 2004:
The grant number for "European Community PRO AGE RET" in the Acknowledgements section was corrected from "QLK6-2000-00569" to "QLK6-2001-00385".