PHILADELPHIA, Jan. 7, 2016 /PRNewswire-USNewswire/ — Pediatric oncologists from The Children’s Hospital of Philadelphia (CHOP) have reported their latest results in devising new treatments for stubbornly deadly forms of the childhood cancer neuroblastoma. Building on their previous experiences in treating some refractory subtypes of neuroblastoma with the anticancer drug crizotinib, the researchers …