title: Erratum to: Selenium supplementation and the risk of type 2 diabetes mellitus: a meta-analysis of randomized controlled trials.
authors.affiliation: Department of Nephrology, Nanjing Children's Hospital, Affiliated to Nanjing Medical University, Nanjing, China.
authors.forename: Song
authors.initials: S
authors.lastname: Mao
authors.affiliation: Department of Nephrology, Nanjing Children's Hospital, Affiliated to Nanjing Medical University, Nanjing, China.
authors.forename: Aihua
authors.initials: A
authors.lastname: Zhang
authors.affiliation: Department of Nephrology, Nanjing Children's Hospital, Affiliated to Nanjing Medical University, Nanjing, China. smhuang@njmu.edu.cn.
authors.forename: Songming
authors.initials: S
authors.lastname: Huang