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Inhaled Anticholinergics for Chronic Obstructive Pulmonary Disease: Comment on “Inhaled Anticholinergic Drug Therapy and the Risk of Acute Urinary Retention in Chronic Obstructive Pulmonary Disease”
Singh S, Furberg CD.
Arch Intern Med. 2011;171(10):920-922.
Published online May 23, 2011
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