Chinese Journal of Coal Industry Medicine, Volume 20, Issue 5,2017, Pages 608-612, doi:10.11723/mtgyyx 1007-9564 201705026
Chinese Journal of Coal Industry Medicine, Volume 20, Issue 5,2017, Pages 623-627, doi:10.11723/mtgyyx 1007-9564 201705030
Chinese Journal of Coal Industry Medicine, Volume 20, Issue 5,2017, Pages 513-517, doi:10.11723/mtgyyx 1007-9564 201705001
Chinese Journal of Coal Industry Medicine, Volume 20, Issue 5,2017, Pages 620-623, doi:10.11723/mtgyyx 1007-9564 201705029
Chinese Journal of Coal Industry Medicine, Volume 20, Issue 5,2017, Pages 545-549, doi:10.11723/mtgyyx 1007-9564 201705009