Chinese Journal of Coal Industry Medicine, Volume 18, Issue 6,2015, Pages 962-965, doi:10.11723/mtgyyx 1007-9564 201506026
Chinese Journal of Coal Industry Medicine, Volume 18, Issue 6,2015, Pages 966-970, doi:10.11723/mtgyyx 1007-9564 201506027
Chinese Journal of Coal Industry Medicine, Volume 18, Issue 6,2015, Pages 974-977, doi:10.11723/mtgyyx 1007-9564 201506029
Chinese Journal of Coal Industry Medicine, Volume 18, Issue 6,2015, Pages 928-930, doi:10.11723/mtgyyx 1007-9564 201506016
Chinese Journal of Coal Industry Medicine, Volume 18, Issue 6,2015, Pages 936-939, doi:10.11723/mtgyyx 1007-9564 201506018