O-zone

External (off-campus) access to O-Zone is restricted to SSL URLs only. Furthermore, all O-Zone SSL URLs require authentication.

The page you asked for on
http://ozone.ohsu.edu/blogs/ohsustudentblog/2011/01/23/why-does-getting-a-phd-take-so-long/
 
will most likely be found on our SSL site.
https://ozone.ohsu.edu/blogs/ohsustudentblog/2011/01/23/why-does-getting-a-phd-take-so-long/