Mackenzee Wittke
The little girl who may hold the secret to aging
From 2014: Mackenzee Wittke, a five-year-old Alberta girl with the body of an infant, might just hold the genetic key to how we age
From 2014: Mackenzee Wittke, a five-year-old Alberta girl with the body of an infant, might just hold the genetic key to how we age