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 o c c y x dot o r g   s l a s h   m e d a b s   s l a s h   a a r b y dot h t m z o o k	http://www.coccyx.org/medabs/aarby.htmzook	1