Chai, S A <br/><br/>
[Hereditable characteristics of attenuated live hepatitis A virus H2 strain].  [electronic resource] 

 -  Zhonghua yi xue za zhi  Jun 1993 
 - 335-7, 380 p.  digital 
<br/><br/> Publication Type: English Abstract; Journal Article 
<br/><br/><label>ISSN: </label>0376-2491 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Antigens, Viral--blood<br/>Child<br/>Child, Preschool<br/>Hepatitis A--immunology<br/>Hepatovirus--classification<br/>Humans<br/>Macaca mulatta<br/>Vaccines, Attenuated--immunology<br/>Viral Hepatitis Vaccines--immunology