Chinese Journal of Coal Industry Medicine, Volume 21, Issue 2,2018, Pages 148-151, doi:10.11723/mtgyyx 1007-9564 201802009
Chinese Journal of Coal Industry Medicine, Volume 21, Issue 2,2018, Pages 158-162, doi:10.11723/mtgyyx 1007-9564 201802011
Chinese Journal of Coal Industry Medicine, Volume 21, Issue 2,2018, Pages 134-138, doi:10.11723/mtgyyx 1007-9564 201802006
Chinese Journal of Coal Industry Medicine, Volume 21, Issue 2,2018, Pages 138-144, doi:10.11723/mtgyyx 1007-9564 201802007
Chinese Journal of Coal Industry Medicine, Volume 21, Issue 2,2018, Pages 166-169, doi:10.11723/mtgyyx 1007-9564 201802013