2009/1/28 Steve Summit <scs(a)eskimo.com>om>:
Specifically, it took 34 years for a prank perpetrated
in the
pages of the British Medical Journal to be revealed:
http://abcnews.go.com/Health/PainNews/story?id=6744607&page=1
That was a pretty obvious hoax, though, so I suspect most people just
interpreted it as a joke and ignored it.