共 5 条
- [1] CHAMBERS JM, 1983, GRAPHICAL METHODS DA, P255
- [3] ELIASSON O, 1984, American Review of Respiratory Disease, V129, pA51
- [4] SHIM C S, 1984, American Review of Respiratory Disease, V129, pA65
- [5] STRAIN D, 1984, American Review of Respiratory Disease, V129, pA65