题目内容
不属于B细胞表面抗原的是
2021-09-22
A.CD20
B.CD21
C.CD28
D.CD19
E.CD80
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='23962' and id < 2074933 and id<>'2074933' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='23962' and id > 2074933 and id<>'2074933' order by id asc limit 5