TY - RPRT TI - Preparation of poly(L-lactide)-based microspheres having a cationic or anionic surface using biodegradable surfactants. AU - Tatsuro Ouchi AU - Megumi Toyohara AU - Hidetoshi Arimura AU - Yuichi Ohya DO - 10.1021/bm0200231 UR - https://pubmed.ncbi.nlm.nih.gov/12217030/ ID - 12217030 ER -