Stieb, David MZheng, CarineSalama, DinaBerjawi, RaniaEmode, MonicaHocking, RobynLyrette, NinonMatz, CarlynLavigne, EricShin, Hwashin H2020-07-282020-07-282020-07-24Environmental Health. 2020 Jul 24;19(1):85https://doi.org/10.1186/s12940-020-00636-4https://doi.org/10.20381/ruor-24995http://hdl.handle.net/10393/40768An amendment to this paper has been published and can be accessed via the original article.Correction to: Systematic review and meta-analysis of case-crossover and time-series studies of short term outdoor nitrogen dioxide exposure and ischemic heart disease morbidity2020-07-28enThe Author(s)