CHINESE JOURNAL OF PEDIATRICS, Volume 36, Issue 5,1998, , doi:10.3760/cma.j.issn.0578-1310.1998.05.114
CHINESE JOURNAL OF PEDIATRICS, Volume 36, Issue 5,1998, , doi:10.3760/cma.j.issn.0578-1310.1998.05.129
CHINESE JOURNAL OF PEDIATRICS, Volume 36, Issue 5,1998, , doi:10.3760/cma.j.issn.0578-1310.1998.05.110
CHINESE JOURNAL OF PEDIATRICS, Volume 36, Issue 5,1998, , doi:10.3760/cma.j.issn.0578-1310.1998.05.131
CHINESE JOURNAL OF PEDIATRICS, Volume 36, Issue 5,1998, , doi:10.3760/cma.j.issn.0578-1310.1998.05.103