Chinese Journal of Endemiology, Volume 40, Issue 3,2021, Pages 211-214, doi:10.3760/cma.j.cn231583-20200416-00087
Chinese Journal of Endemiology, Volume 40, Issue 3,2021, Pages 215-219, doi:10.3760/cma.j.cn231583-20200803-00213
Chinese Journal of Endemiology, Volume 40, Issue 3,2021, Pages 240-242, doi:10.3760/cma.j.cn231583-20200421-00097
Chinese Journal of Endemiology, Volume 40, Issue 3,2021, Pages 195-198, doi:10.3760/cma.j.cn231583-20200615-00157
Chinese Journal of Endemiology, Volume 40, Issue 3,2021, Pages 253-258, doi:10.3760/cma.j.cn231583-20200914-00240