Pettitte's Wife used HGH to “Strengthen chin and fashion sense”
Pettitte admits to use of HGH
Pettitte Admits He Used H.G.H. 'for Two Days' - The New York Times
First Person: Pettitte Apologizes for HGH Use
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Andy Pettitte Testifies That Roger Clemens Said He Used H.G.H. - The New York Times
Andy Pettitte: Andy Pettitte's 2007 take on PED use: I tried HGH. Though it was not against baseball rules, I was not comfortable with what I was doing
Pettitte says he used HGH supplied by father in 2004 - ESPN
PETTITTE ADMITS TO HGH USE
Andy Pettitte Admits to Using Human Growth Hormone (HGH)
New York Yankees' Andy Pettitte: Didn't try to cheat performance - Sports Illustrated
Andy Pettitte Admits to Using Human Growth Hormone (HGH)