TY - RPRT TI - A biodegradable polyurethane-ascorbic acid scaffold for bone tissue engineering. AU - Jianying Zhang AU - Bruce A Doll AU - Eric J Beckman AU - Jeffrey O Hollinger PY - 2003 DO - 10.1002/jbm.a.10015 UR - https://pubmed.ncbi.nlm.nih.gov/14566779/ ID - 14566779 ER -