Chinese Journal of Coal Industry Medicine, Volume 20, Issue 7,2017, Pages 879-884, doi:10.11723/mtgyyx 1007-9564 201707032
Chinese Journal of Coal Industry Medicine, Volume 20, Issue 7,2017, Pages 838-841, doi:10.11723/mtgyyx 1007-9564 201707021
Chinese Journal of Coal Industry Medicine, Volume 20, Issue 7,2017, Pages 832-837, doi:10.11723/mtgyyx 1007-9564 201707020
Chinese Journal of Coal Industry Medicine, Volume 20, Issue 7,2017, Pages 782-784, doi:10.11723/mtgyyx 1007-9564 201707007
Chinese Journal of Coal Industry Medicine, Volume 20, Issue 7,2017, Pages 857-860, doi:10.11723/mtgyyx 1007-9564 201707026