Chinese Journal of Coal Industry Medicine, Volume 20, Issue 6,2017, Pages 697-701, doi:10.11723/mtgyyx 1007-9564 201706018
Chinese Journal of Coal Industry Medicine, Volume 20, Issue 6,2017, Pages 729-732, doi:10.11723/mtgyyx 1007-9564 201706026
Chinese Journal of Coal Industry Medicine, Volume 20, Issue 6,2017, Pages 701-706, doi:10.11723/mtgyyx 1007-9564 201706019
Chinese Journal of Coal Industry Medicine, Volume 20, Issue 6,2017, Pages 640-643, doi:10.11723/mtgyyx 1007-9564 201706004
Chinese Journal of Coal Industry Medicine, Volume 20, Issue 6,2017, Pages 629-632, doi:10.11723/mtgyyx 1007-9564 201706001