Vellisto, I E <br/><br/>
Effect of differential parity through five generations on the incidence of tumors in C3Hf mice.  [electronic resource] 

 -  Journal of the National Cancer Institute  Jun 1968 
 - 1213-25 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0027-8874 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Age Factors<br/>Animals<br/>Breeding<br/>Female<br/>Mammary Neoplasms, Experimental--epidemiology<br/>Mice<br/>Microscopy, Electron<br/>Parity<br/>Pregnancy