A-Rod got MLB OK to use PEDs during 2007, book says
Report: Alex Rodriguez tested positive for steroids in 2003 while with Texas Rangers - ESPN
New book shows how MLB let Alex Rodriguez use PEDs during 2007 MVP season - Sports Illustrated
Report: Alex Rodriguez tested positive for steroids in 2003 while with Texas Rangers - ESPN
Alex Rodriguez reportedly allowed by MLB to use testosterone in 2007-2008
Reports of a Positive Test in 2006 Call Rodriguez's Words Into Question - The New York Times
What to do about Alex Rodriguez and the Hall of Fame? - Cooperstown Cred
MLB granted A-Rod permission to take testosterone in '07
Alex Rodriguez - Wikipedia
2009 Baseball History - This Great Game