CHINESE JOURNAL OF STOMATOLOGY, Volume 33, Issue 4,1998, , doi:10.3760/j.issn:1002-0098.1998.04.019
CHINESE JOURNAL OF STOMATOLOGY, Volume 33, Issue 4,1998, , doi:10.3760/j.issn:1002-0098.1998.04.014
CHINESE JOURNAL OF STOMATOLOGY, Volume 33, Issue 4,1998, , doi:10.3760/j.issn:1002-0098.1998.04.022
CHINESE JOURNAL OF STOMATOLOGY, Volume 33, Issue 4,1998, , doi:10.3760/j.issn:1002-0098.1998.04.009
CHINESE JOURNAL OF STOMATOLOGY, Volume 33, Issue 4,1998, , doi:10.3760/j.issn:1002-0098.1998.04.034