Epinephrine (adrenaline) compared to selective beta-2-agonist in adults or children with acute asthma: a systematic review and meta-analysis http://orcid.org/0000-0002-3581-4472Christina Baggott1, http://orcid.org/0000-0002-3368-095XJo Katherine Hardy1, Jenny Sparks1, Doñah Sabbagh1, http://orcid.org/0000-0003-0337-406XRichard Beasley1,2, Mark Weatherall3, http://orcid.org/0000-0001-9148-196XJames Fingleton1,2,3 1Medical Research Institute of New Zealand, Wellington, New Zealand 2Capital and...