SERFLING, R E <br/><br/>
The CDC quota sampling techniq with results of 1959 poliomyelitis vaccination surveys.  [electronic resource] 

 -  American journal of public health and the nation's health  Dec 1960 
 - 1847-57 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0002-9572 
<br/><br/><label>Standard No.: </label>10.2105/ajph.50.12.1847  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Centers for Disease Control and Prevention, U.S.<br/>Data Collection<br/>Poliomyelitis--immunology<br/>Vaccination