例句 /

AIM: To investigate the effect of botulin A (BTA) on patients with congenital nystagmus (CN).

AIM: To investigate the effect of botulin A (BTA) on patients with congenital nystagmus (CN).

目的:观察肉毒杆菌毒素A(BTA)治疗先天性眼球震颤(CN)的效果。