@article{20.500.12614/2115, year = {2013}, url = {http://hdl.handle.net/20.500.12614/2115}, title = {Short-chain PEG molecules strongly bound to magnetic nanoparticle for MRI long circulating agents}, doi = {10.1016/j.actbio.2012.12.032}, volume = {9}, journal = {Acta Biomaterialia}, author = {Ruiz A. and Salas, Gorka and Calero M. and Hernández Y. and Villanueva A. and Herranz F. and Veintemillas-Verdaguer S. and Martínez E. and Barber D.F. and Morales M.P.}, }