The ATS is accepting the submission of scientific abstracts and case reports on all aspects of respiratory disease, critical care, and sleep medicine. Abstracts can report on basic, translational, and clinical science research; epidemiologic, social, biobehavioral, and psychosocial investigations; or educational and quality improvement projects. Please visit our Call for Abstracts web page for more details on submission criteria, scientific abstract classifications, abstract submission instructions, and case report classifications.