Rivas-Ruiz, Rodolfo <br/><br/>
[Clinical research XVII. χ(2) test, from the expected to the observed].  [electronic resource] 

 -  Revista medica del Instituto Mexicano del Seguro Social   
 - 552-7 p.  digital 
<br/><br/> Publication Type: English Abstract; Journal Article 
<br/><br/><label>ISSN: </label>2448-5667 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biomedical Research<br/>Chi-Square Distribution