Sylvain Bouix Jens C. Pruessner D. Louis Collins Kaleem Siddiqi Hippocampal Shape Analysis Using Medial Surfaces. 33-40 2001 conf/miccai/2001 MICCAI http://link.springer.de/link/service/series/0558/bibs/2208/22080033.htm db/conf/miccai/miccai2001.html#BouixPCS01