Chinese Journal of Lung Cancer, 2011 Background and objective 32P-chromic phosphate-poly (L-lactic) acid (32P-CP-PLLA) microparticle is a novel potent brachytherapy implant, which has good biocompatibility and biodegradability. Donghui PAN, Min YANG, Yuping XU, Lizhen WANG, Lu LIU, Peilin HUANG+5 more doaj