"Scientists are closer to a cure for baldness.
This is good news for millions of bald people worldwide. Researchers have been ...(16)... stem cells that can grow new hair. Their technique ...(17)... been successful in ...(18)... hair in a natural way. The research has ...(19)... key challenges. A researcher said: "We have a robust, highly controlled method for generating natural-looking hair that ...(20)... through the skin using human stem cells."
