Ogah, Okechukwu S <br/><br/>
"Echocardiography in Nigeria: use, problems, reproducibility and potentials".  [electronic resource] 

 -  Cardiovascular ultrasound  Mar 2006 
 - 13 p.  digital 
<br/><br/> Publication Type: Journal Article; Randomized Controlled Trial; Validation Study 
<br/><br/><label>ISSN: </label>1476-7120 
<br/><br/><label>Standard No.: </label>10.1186/1476-7120-4-13  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Echocardiography--statistics & numerical data<br/>Female<br/>Heart Diseases--diagnostic imaging<br/>Humans<br/>Male<br/>Middle Aged<br/>Nigeria--epidemiology<br/>Observer Variation<br/>Quality Assurance, Health Care--methods<br/>Reproducibility of Results<br/>Sensitivity and Specificity