Zhang D, Pan X, Wang S, Zhai Y, Guan J, Fu Q, Hao X, Qi W, Wang Y, Lian H, Liu X, Wang Y, Sun Y, He Z, Sun J. Multifunctional Poly(methyl vinyl ether-co-maleic anhydride)-graft-hydroxypropyl-?-cyclodextrin Amphiphilic Copolymer as an Oral High-Performance Delivery Carrier of Tacrolimus. Mol Pharm. 2015 Jul 06; 12(7):2337-51.