TY - JOUR T1 - β受体激动剂——朋友还是敌人?JF -欧洲呼吸杂志JO - Eur呼吸J SP - 894 LP - 895 DO - 10.1181 /09031936.93.05070894 VL - 5 IS - 7 AU - Staudinger, HW AU - Haas, JF Y1 - 1992/07/01 UR - //www.qdcxjkg.com/content/5/7/894.abstract ER -