RT杂志文章SR电子T1进进性吞咽困难JF欧洲呼吸杂志JO Eur Respir J FD欧洲呼吸学会SP 1307 OP 1308 DO 10.1183/09031936.93.04101307 VO 4 IS 10188bet官网地址 A1 van der Graaf, WT A1 Postmus, PE YR 1991 UL //www.qdcxjkg.com/content/4/10/1307.abstract