Jelicic, M <br/><br/>
Effect of low levels of serum vitamin B12 and folic acid on cognitive performance in old age: a population-based study.  [electronic resource] 

 -  Developmental neuropsychology  2001 
 - 565-71 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>8756-5641 
<br/><br/><label>Standard No.: </label>10.1207/S15326942DN2003_1  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aged<br/>Aging--blood<br/>Cognition Disorders--blood<br/>Female<br/>Folic Acid--blood<br/>Humans<br/>Male<br/>Memory Disorders--blood<br/>Middle Aged<br/>Netherlands--epidemiology<br/>Neuropsychological Tests<br/>Vitamin B 12--blood