7Wilding I R, Prior D V. Remote Controlled Capsules in Human Drug Absorption(HDA) Studies, Critical Reviews in Therapeutic Drug Carrier Systoms, 2003, 20(6):405-431.
8France L, Lenoir J, Angelidis A,et al. A Layered Model of a Virtual Human Intestine for Surgery Simulation. Medical Image Analysis, 2005,9(2) :123--132.