Griensven, Godefridus Johannes Petrus van <br/><br/>
Epidemiology and prevention of HIV infection among homosexual men / 
Godefridus Johannes Petrus van Griensven. 
 - [S.l :  s.n.,  1989?] 
 - 94 p. :  ill. ;  22 cm. 
<br/><br/><label>ISBN: </label>9090027637