Lee Brandon Adam Hoover Drusen Detection in a Retinal Image Using Multi-level Analysis. 618-625 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2878&spage=618 2003 conf/miccai/2003-1 MICCAI (1) db/conf/miccai/miccai2003-1.html#BrandonH03