title: Erratum: Water Science and Technology 72 (12), 2122-2131: Efficient visible-light photocatalytic degradation of sulfadiazine sodium with hierarchical Bi7O9I3 under solar irradiation, MengMeng Xu, YaLei Zhao and QiShe Yan, doi: 10.2166/wst.2015.433.
authors.affiliation: Institution of Chemistry and Molecular Engineering, Zhengzhou University, China E-mail: yanqishezzu@163.com.
authors.forename: MengMeng
authors.initials: M
authors.lastname: Xu
authors.affiliation: Institution of Chemistry and Molecular Engineering, Zhengzhou University, China E-mail: yanqishezzu@163.com.
authors.forename: YaLei
authors.initials: Y
authors.lastname: Zhao
authors.affiliation: Institution of Chemistry and Molecular Engineering, Zhengzhou University, China E-mail: yanqishezzu@163.com.
authors.forename: QiShe
authors.initials: Q
authors.lastname: Yan