Chinese Journal of Endemiology, Volume 38, Issue 4,2019, Pages 302-305, doi:10.3760/cma.j.issn.2095-4255.2019.04.010
Chinese Journal of Endemiology, Volume 38, Issue 4,2019, Pages 320-324, doi:10.3760/cma.j.issn.2095-4255.2019.04.015
Chinese Journal of Endemiology, Volume 38, Issue 4,2019, Pages 260-264, doi:10.3760/cma.j.issn.2095-4255.2019.04.001
Chinese Journal of Endemiology, Volume 38, Issue 4,2019, Pages 269-272, doi:10.3760/cma.j.issn.2095-4255.2019.04.003
Chinese Journal of Endemiology, Volume 38, Issue 4,2019, Pages 273-277, doi:10.3760/cma.j.issn.2095-4255.2019.04.004