AUTHOR=Trottein François , Alcorn John F. TITLE=Editorial: Secondary Respiratory Infections in the Context of Acute and Chronic Pulmonary Diseases JOURNAL=Frontiers in Immunology VOLUME=10 YEAR=2019 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2019.02764 DOI=10.3389/fimmu.2019.02764 ISSN=1664-3224