title: Correction: Facile synthesis of mesoporous spinel NiCo2O4 nanostructures as highly efficient electrocatalysts for urea electro-oxidation.
authors.affiliation: State Key Laboratory of Electroanalytical Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, 5625 Renmin Street, Changchun 130022, China. dingrui@ciac.ac.cn hongyuwang@ciac.ac.cn drm8122@163.com.
authors.forename: Rui
authors.initials: R
authors.lastname: Ding
authors.forename: Li
authors.initials: L
authors.lastname: Qi
authors.forename: Mingjun
authors.initials: M
authors.lastname: Jia
authors.forename: Hongyu
authors.initials: H
authors.lastname: Wang