Ulstein, M <br/><br/>
Semen quality--has it changed during the last decades?  [electronic resource] 

 -  Acta obstetricia et gynecologica Scandinavica  Mar 1996 
 - 201-2 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0001-6349 
<br/><br/><label>Standard No.: </label>10.3109/00016349609047086  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Estrogens--analysis<br/>Humans<br/>Infertility, Male--etiology<br/>Male<br/>Semen--chemistry<br/>Sperm Count