共 18 条
- [1] BARANDUN S., 1959, HELVETICA MED ACTA, V26, P203
- [4] COOPER MD, 1967, FED PROC, V26, P752
- [5] DASILVA JR, 1964, AM J DIG DIS, V9, P355
- [7] FIRKIN BG, 1958, Q J MED, V27, P187
- [8] FRIK W, 1963, Fortschr Geb Rontgenstr Nuklearmed, V99, P65