Koolen, M J <br/><br/>
[AIDS in cows?].  [electronic resource] 

 -  Tijdschrift voor diergeneeskunde  Dec 1989 
 - 1198 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0040-7453 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Acquired Immunodeficiency Syndrome--microbiology<br/>Animals<br/>Cattle--microbiology<br/>Female<br/>Retroviridae--classification<br/>Serotyping