Prognostic significance and tumor biology of regional lymph node disease in patients with rhabdomyosarcoma: A report from the children's oncology group

David A. Rodeberg, Norbert Garcia-Henriquez, Elizabeth R. Lyden, Elai Davicioni, David M. Parham, Stephen X. Skapek, Andrea A. Hayes-Jordan, Sarah S. Donaldson, Kenneth L. Brown, Timothy J. Triche, William H. Meyer, Douglas S. Hawkins