PERROTT, G S <br/><br/>
Data on acute upper respiratory diseases.  [electronic resource] 

 -  Public health reports (Washington, D.C. : 1896)  Feb 1958 
 - 121-8 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0094-6214 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Humans<br/>Respiratory System<br/>Respiratory Tract Infections