A.肱三頭肌無力 B.拇指麻木 C.上臂外側(cè)疼痛 D.橈骨膜反射減退 E.小指麻木
A.40% B.50% C.60% D.70% E.80%
A.0° B.10° C.15° D.20° E.25°