One hundred and eight-three patients of post-stroke dysphagia were randomized into a comprehensive treatment group ( 42 cases ) , an acupoint injection group ( 44 cases ) , a neural electrical stimulation group ( 49 cases ) and a swallow training group ( 48 cases ) and were treated with the comprehensive therapy of acupoint injection and neural electrical stimulation , acupoint injection , neural electrical stimulation and swallowing training separately .