Sangvik, K <br/><br/>
[ECG-recording with a portable tape recorder].  [electronic resource] 

 -  Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke  Aug 1974 
 - 1306-7 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0029-2001 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrocardiography--instrumentation<br/>Female<br/>Humans<br/>Male<br/>Middle Aged<br/>Tape Recording