Peripheral nerve regeneration across an 80-mm gap bridged by a polyglycolic acid (PGA)-collagen tube filled with laminin-coated collagen fibers: a histological and electrophysiological evaluation of regenerated nerves. - Matsumoto,K.; Ohnishi,K.; Kiyotani,T.; Sekine,T.; Ueda,H.; Nakamura,T.; Endo,K.; Shimizu,Y. (Brain Res, 2000)