Susser, Mervyn <br/><br/>
Causal thinking in the health sciences  : concepts and strategies of epidemiology 

 - New York, Estados Unidos  Oxford University  1973 
 - 181  grafs.; tbls. 
<br/><br/><label>ISBN: </label>0-19-501586-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociología<br/>Medicina<br/>Epidemias<br/>Ecología