FORT WASHINGTON, Pa.--(BUSINESS WIRE)--The National Comprehensive Cancer Network® (NCCN®) has issued its first ever NCCN Clinical Practice Guidelines in Oncology (NCCN Guidelines®) for Acute Lymphoblastic Leukemia (ALL). The new guidelines were presented by the co-chairs of the NCCN ALL Panel, Joseph C. Alvarnas, MD, Director of Medical Quality and Associate Director in the Division of Hematology and Hemapoietic Cell Transplantation at the City of Hope Comprehensive Cancer Center and Patrick A. Brown, MD, Associate Professor of Oncology and Pediatrics/Director of the Pediatric Leukemia Program, at The Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins.