Lee, Jin-Yong Controlled release of nerve growth factor from heparin-conjugated fibrin gel within the nerve growth factor-delivering implant. [electronic resource] - Journal of the Korean Association of Oral and Maxillofacial Surgeons Feb 2014 - 3-10 p. digital Publication Type: Journal Article ISSN: 2234-7550 Standard No.: 10.5125/jkaoms.2014.40.1.3 doi