disease-free
[英][d?'zi:zfr'i:][美][d?'zi:zfr'i:]
無病的;
interval
[英][nt?vl][美][nt?rvl]
n.間隔; 幕間休息; （數學）區間;
復數：intervals
The recurrence rate, disease free interval, and adverse reaction after
operation were observed.
觀察術後復發率和無瘤間期及不良反應發生情況。
The oncological clearance, the complication rate, the disease free
interval and survival were comparable in the two groups.
兩組的腫瘤清除情況、並發癥發生率、無瘤間期和生存率無明顯差別。