Ashcavai, Mary <br/><br/>
Manual for hepatitis B antigen testing / 
by Mary Ashcavai and Robert L. Peters 
 - Philadelphia  Saunders  1973 
 - 280 p.  : ill.  ; 20 cm. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>0721614272 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hepatitis B<br/>Hepatitis associated antigen