Wijesiriwardena, B.2016-01-142016-01-142006The Ceylon Medical Journal, 51(04)pp.129-1310009-0875https://dl.nsf.gov.lk/handle/1/21079Medical SciencesAsthmaDrug therapyBeta agonistsLong acting beta agonistsLABAAdverse effectsSalmeterolFormoterolDisease managementDrug effectsLong acting beta agonists. are they safe?Article