Bernstein, L <br/><br/>
Urinary estrogens and male-to-female breast cancer ratios.  [electronic resource] 

 -  International journal of cancer  Nov 1989 
 - 954-6 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0020-7136 
<br/><br/><label>Standard No.: </label>10.1002/ijc.2910440535  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Age Factors<br/>Aged<br/>Breast Neoplasms--epidemiology<br/>California<br/>Estrogens--urine<br/>Female<br/>Humans<br/>Male<br/>Menopause<br/>Middle Aged