Some interesting reading on clinical trials:-
nytimes.com/2013/07/14/opin...
And
genomeweb.com//node/1253666...
And
e-patients.net/archives/201...
Counter arguments :-
forbes.com/sites/johnlamatt...
And :-
simplystatistics.org/2013/0...
See also :-
nytimes.com/2013/06/30/busi...
And
nytimes.com/2010/09/19/heal...
Dick