ELECTRONIC	w   w   w dot m e d s c a p e dot c o m   s l a s h   v i e w a r t i c l e   s l a s h   s e v e n   o n e   f i v e   f i v e   o n e   s i x   u n d e r s c o r e   o n e	www.medscape.com/viewarticle/715516_1	1