Hsieh MF, Wen HW, Shyu CL, Chen SH, Li WT, Wang WC, Chen WC. Synthesis, in vitro macrophage response and detoxification of bamboo charcoal beads for purifying blood. J Biomed Mater Res A. 2010 Sep 15;94(4):1133–40. doi: 10.1002/jbm.a.32792. PMID: 20694980.