Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) K Ulbrich and T Etrych and P Chytil and M Jelı́nková and B Řı́hová,HPMA copolymers with pH-controlled release of doxorubicin,Journal of Controlled Release,0168-3659,Elsevier BV,2003-02,87,1-3,33-47,https://cir.nii.ac.jp/crid/1363107369900568320,https://doi.org/10.1016/s0168-3659(02)00348-6