Koch, M <br/><br/>
Re: "Events of Reproductive Life and the Incidence of Epithelial Ovarian Cancer".  [electronic resource] 

 -  American journal of epidemiology  Apr 1989 
 - 861-3 p.  digital 
<br/><br/> Publication Type: Letter 
<br/><br/><label>ISSN: </label>0002-9262 
<br/><br/><label>Standard No.: </label>10.1093/oxfordjournals.aje.a115202  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Age Factors<br/>Contraceptives, Oral<br/>Epidemiologic Methods<br/>Female<br/>Humans<br/>Middle Aged<br/>Ovarian Neoplasms--epidemiology<br/>Time Factors