Weir, D G <br/><br/>
The clinical significance of the serum vitamin B12 assay.  [electronic resource] 

 -  Irish medical journal  Oct 1979 
 - 413 p.  digital 
<br/><br/> Publication Type: Editorial 
<br/><br/><label>ISSN: </label>0332-3102 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Anemia, Megaloblastic--diagnosis<br/>Humans<br/>Vitamin B 12--blood<br/>Vitamin B 12 Deficiency--blood