FOREIGN MEDICAL SCIENCES, Volume 21, Issue 6,2001, Pages 278-281, doi:10.3760/cma.j.issn.1673-4416.2001.06.017
FOREIGN MEDICAL SCIENCES, Volume 21, Issue 6,2001, Pages 276-278, doi:10.3760/cma.j.issn.1673-4416.2001.06.016
FOREIGN MEDICAL SCIENCES, Volume 21, Issue 6,2001, Pages 256-257, doi:10.3760/cma.j.issn.1673-4416.2001.06.008
FOREIGN MEDICAL SCIENCES, Volume 21, Issue 6,2001, Pages 258-260, doi:10.3760/cma.j.issn.1673-4416.2001.06.009