Chinese Journal of Coal Industry Medicine, Volume 22, Issue 5,2019, Pages 555-558, doi:10.11723/mtgyyx 1007-9564 201905026
Chinese Journal of Coal Industry Medicine, Volume 22, Issue 5,2019, Pages 539-544, doi:10.11723/mtgyyx 1007-9564 201905022
Chinese Journal of Coal Industry Medicine, Volume 22, Issue 5,2019, Pages 548-551, doi:10.11723/mtgyyx 1007-9564 201905024
Chinese Journal of Coal Industry Medicine, Volume 22, Issue 5,2019, Pages 489-493, doi:10.11723/mtgyyx 1007-9564 201905010
Chinese Journal of Coal Industry Medicine, Volume 22, Issue 5,2019, Pages 518-522, doi:10.11723/mtgyyx 1007-9564 201905017