ELECTRONIC	h   t   t   p   c o l o n   s l a s h   s l a s h   w   w   w dot c l i n i c a l t r i a l s dot g o v	h   t   t   p   c o l o n   s l a s h   s l a s h   w   w   w dot c l i n i c a l t r i a l s dot g o v	1