Evaluation of peripheral nerve regeneration across an 80-mm gap using a polyglycolic acid (PGA)-collagen nerve conduit filled with laminin-soaked collagen sponge in dogs. - Toba,T.; Nakamura,T.; Lynn,A.K.; Matsumoto,K.; Fukuda,S.; Yoshitani,M.; Hori,Y.; Shimizu,Y. (Int J Artif Organs, 2002)