TY - STAND AU - C. Bloom AU - I. Douglas AU - J. Olney AU - G. D\textquoterightAncona AU - L. Smeeth AU - J. Quint BT - Thorax DO - 10.1136/thoraxjnl-2018-212957 PY - 2019 T2 - Thorax TI - Cost saving of switching to equivalent inhalers and its effect on health outcomes SN - 0040-6376 ER -