Rasmussen, J B Additive bronchodilator effects of terbutaline and enprofylline in asthma. [electronic resource] - European journal of clinical pharmacology 1987 - 23-6 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial ISSN: 0031-6970 Standard No.: 10.1007/BF00609953 doi Subjects--Topical Terms: AdultAgedAsthma--drug therapyBlood Pressure--drug effectsBronchodilator Agents--administration & dosageDrug SynergismFemaleForced Expiratory VolumeHeart Rate--drug effectsHumansMaleMiddle AgedTerbutaline--administration & dosageTremor--chemically inducedVital CapacityXanthines--administration & dosage