00386nas a2200145   4500000000100000008004100001100001300042700001500055700001300070700003000083700001400113700001300127245008600140022001400226       2019                            d1 aC. Bloom1 aI. Douglas1 aJ. Olney1 aG. D\textquoterightAncona1 aL. Smeeth1 aJ. Quint00aCost saving of switching to equivalent inhalers and its effect on health outcomes  a0040-6376