INTERVIEW WITH DR. BRETT OSBORN ON TRT by Jay Campbell Important Testosterone Replacement Therapy Questions Answered by Dr. Brett Osborn and Jay Campbell, in The Definitive Testosterone Replacement Therapy MANual Book. THE FUTURE IS Now! CHAPTER 13 Dr. Brett Osborn is a Board—Certified Neurosurgeon with certification in Anti-aging and Regenerative Medicine, a CSCS honorarium...