- On a bright September Sunday in 2008, 8-year-old Corey Haas walked up the pathway to the Philadelphia zoo holding his parents' hands, looked up, and screamed. It was the first time he'd seen the sun.
Four days earlier, Corey had undergone geneMore about Ricki Lewis
Human Genetics and Genomics, Includes Wiley E-TextFeb 11, 2013by Bruce R. Korf and Mira B. Irons