ATS Scholar 

 - United States  American Thoracic Society 
<br/><br/><label>ISSN: </label>2690-7097 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Diseases of the respiratory system | Medicine<br/> Internal medicine<br/> Internal medicine<br/> Medical emergencies. Critical care. Intensive care. First aid<br/> Special aspects of education | Medicine<br/> Specialties of internal medicine<br/>Education