RT Journal Article SR Electronic T1 Beta-agonists--friends or foes? JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1161 OP 1165 DO 10.1183/09031936.93.04101161 VO 4 IS 10 A1 CG Lofdahl A1 N Svedmyr YR 1991 UL http://erj.ersjournals.com/content/4/10/1161.abstract AB