title: Retraction: Primary extraosseous Ewing sarcoma of the lung in children.
abstract: ecancer 7 312 (2013) The report in this article of the treatment the patient received is incorrect. Three of the authors (Jean Luc Michel, Clara Fernandez and Audrey Derouet) were unaware that their names had been added to the author list. The three remaining authors (Nidal Alsit, Linda Sakhri and Augustin Pirvu) were not involved with the treatment of the patient.