age ~81
from Columbus, OH
Stephen Phinney, MD, Ph.D, explains the science of nutritional ketosis...
Dr. Phinney is a physician-scient... who has spent 35 years studying ...
Dr. Steve Phinney is a physician-scient... who has spent 35 years stu...
Steve Phinney is a physician-scient... who has spent 35 years studyin...