00441nas a2200157   4500000000100000000000100001008004100002100001700043700001200060700001500072700001400087700001300101245014000114250001500254020001400269       2022                            d1 aH. Whittaker1 aK. Wing1 aI. Douglas1 aS. Kiddle1 aJ. Quint00aInhaled Corticosteroid Withdrawal and Change in Lung Function in Primary Care Chronic Obstructive Pulmonary Disease Patients in England  a2022/06/30  a2325-6621