Steffens, D C <br/><br/>
A twin study of late-onset depression and apolipoprotein E epsilon 4 as risk factors for Alzheimer's disease.  [electronic resource] 

 -  Biological psychiatry  Apr 1997 
 - 851-6 p.  digital 
<br/><br/> Publication Type: Clinical Trial; Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, P.H.S.; Twin Study 
<br/><br/><label>ISSN: </label>0006-3223 
<br/><br/><label>Standard No.: </label>10.1016/S0006-3223(96)00247-8  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Age of Onset<br/>Aged<br/>Alzheimer Disease--blood<br/>Apolipoprotein E4<br/>Apolipoproteins E--blood<br/>Depression--blood<br/>Diagnosis, Differential<br/>Female<br/>Genotype<br/>Humans<br/>Male<br/>Observer Variation<br/>Risk Factors