Abo-Touk, Niveen A <br/><br/>
Switching to letrozole versus continued tamoxifen therapy in treatment of postmenopausal women with early breast cancer.  [electronic resource] 

 -  Journal of the Egyptian National Cancer Institute  Mar 2010 
 - 79-85 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1110-0362