00746nas a2200265   4500000000100000000000100001008004100002653002000043653000900063653002400072653001300096653002700109653003000136653003900166653002400205653002400229100001300253700001600266700001300282700001300295700001300308245013000321250001500451020001400466       2022                            d10aBronchodilators10aCopd10aClinical guidelines10aDatabase10aInhaled corticosteroid10aLong-acting beta-agonists10aLong-acting muscarinic antagonists10aMaintenance therapy10aObservational study1 aC. Bloom1 aJ. Montonen1 aO. Jöns1 aE. Garry1 aS. Bhatt00aFirst Maintenance Therapy for Chronic Obstructive Pulmonary Disease: Retrospective Analyses of US and UK Healthcare Databases  a2022/01/12  a2364-1754