Publications by authors named "John J McKenna"
Background: Asthma was the most common co-morbidity among patients hospitalized with pandemic influenza A(H1N1)pdm09 [pH1N1] infection. The objective was to compare characteristics of hospitalized pH1N1 patients with and without asthma and assess factors associated with severity among asthma patients.
Methods: Patient data were derived from two 2009 pandemic case-series of U.