Hospitalization for Influenza A Versus B

Dr Tran conceptualized and designed the study, carried out the analysis, and drafted the initial manuscript; Drs Vaudry, Moore, Bettinger, Halperin, and Scheifele conceived and designed the study and reviewed and revised the manuscript; Dr Jadvji contributed to the study design, coordinated and supervised data collection at the Calgary site, and reviewed and revised the manuscript; Ms Lee and Ms Mersereau contributed to the study design and reviewed and revised the manuscript; and all authors approved the final manuscript as submitted.