Single-agent Erlotinib in Patients Previously Treated With Oral Etoposide in Protocol OSI-774-205

Childrens Hospital of Pittsburgh of UPMC, Pittsburgh

Children's National Medical Center -D.C. Center for Cancer and Blood Disorders, Washington D.C.

Emory University Children's Healthcare of Atlanta, Atlanta

University of Miami, Miami

University of Alabama at Birmingham, Birmingham

University of Minnesota - Amplatz Children's Hospital, Minneapolis

The Children's Hospital Center for Cancer and Blood Disorders, Aurora

Children's Hospital of Orange County (CHOC), Orange

Packard Children's Hospital, Palo Alto

Oregon Health & Sciences University Doernbecher Children's Hospital, Portland

University of Wisconsin, Madison

Stollery Children's Hospital, Edmonton

Children's and Women's Health Center of BC, Vancouver

Hospital for Sick Children, Toronto

Birmingham Children's Hospital Oncology Department, Birmingham

Royal Hospital for Sick Children, Glasgow

Paediatric Oncology and Haematology Offices,, Leeds

Alder Hey Children's NHS Foundation Trust, Liverpool

Royal Manchester Children's Hospital Ward 84, Manchester

University of Nottingham, Nottingham

Royal Marsden Hospital, Sutton