溃疡性结肠炎的并发症有那些?
参考答案:
溃疡性结肠炎的并发症有中毒性巨结肠、直肠结肠癌变、肠大出血、肠穿孔、肠穿孔等。
I’d rather ride a bike as bike riding has _____ of the trouble of taking buses.
A.much
B.all
C.neither
D.none
甘油剂、醑剂属于()
A.溶液剂
B.高分子溶液
C.溶胶
D.乳浊液
E.混悬液