Richter, Judith <br/><br/>
Vaccination :  against pregnancy :  the politics of contraceptive research / 
Judiht Richter. 
 - 53-60 pàginas. 
 = The ecologist, no.2, vol. 26, (march-april 1996) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Embarazo<br/>Antoconceptivos