1Perry L,Lova CP.Screening for dysphagia and aspiration in acue stroke:a systematic review.Dysphagia,2001,16 (1):7-18
2Addington WR,stephens RE,Gilliland KA.Assessing the laryngeal cough reflex and the risk of developing pnevmonia after stroke:an interhospital comparison.Stroke,1999,30(6):1203-1207
