Lowrie Christopher, Pearson Amber L, Thomson George
Department of Geography, Environment, and Spatial Sciences, Michigan State University, East Lansing, MI, 48824, USA.
Department of Public Health, University of Otago, Wellington, 6021, New Zealand.
BMC Public Health. 2018 Jun 26;18(1):799. doi: 10.1186/s12889-018-5716-y.
The authors have retracted this article [1] because of an error with the data extraction process.
由于数据提取过程中出现错误,作者已撤回本文[1]。