Corrigendum: Bio-functionalization of magnetite nanoparticles using an aminophosphonic acid coupling agent: new, ultradispersed, iron-oxide folate nanoconjugates for cancer-specific targeting (2008 Nanotechnology 19 415101). (17th March 2016) - Das, Manasmita; Mishra, Debasish; Maiti, T K; Basak, A; Pramanik, P