Willis, Rupert Allan,  1898-. <br/><br/>
The spread of tumours in the human body / 
R. A. Willis. 
 - 3rd. ed. 
 - London :  Butterworths,  1973. 
 - 417 p. :  ill. ;  26 cm. 
<br/><br/><label>ISBN: </label>0407399011 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tumors.<br/>Cancer.<br/>Metastasis.