Hess, Irene <br/><br/>
Probability sampling of hospitals and patients 

 - Ann Arbor :   Health Administration Press,  1975. 
<br/><br/><label>ISBN: </label>0-914904-10-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Michigan<br/>Sampling (Statistics)<br/>Hospital utilization
<br/><br/><label>National Library of Medicine Call No.: </label>WX 150  / H586 1975