Hanagal , David D. <br/><br/>
Modeling survival data using frailty models  / 

 - Boca Raton:  Chapman & Hall/CRC Press,  2011 
 - xix, 314p. Bibl. Index 
<br/><br/><label>ISBN: </label>9781439836675 
<br/><br/><label>Dewey Class. No.: </label>519.5024574  / H233.MS