Li, Tie Qiang <br/><br/>
How can we make BOLD contrast bolder?  [electronic resource] 

 -  AJNR. American journal of neuroradiology  Apr 2002 
 - 507-8 p.  digital 
<br/><br/> Publication Type: Comment; Editorial 
<br/><br/><label>ISSN: </label>0195-6108 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Brain Mapping<br/>Cerebrovascular Circulation--drug effects<br/>Humans<br/>Magnetic Resonance Imaging<br/>Oxygen--blood<br/>Rats<br/>Theophylline--pharmacology<br/>Vasoconstriction--drug effects