Oesterheld JE, Reed DR, Setty BA, Isakoff MS, Thompson P, Yin H, Hayashi M, Loeb DM, Smith T, Makanji R, Fridley BL, Wagner LM. Phase II trial of gemcitabine and nab-paclitaxel in patients with recurrent Ewing sarcoma: A report from the National Pediatric Cancer Foundation. Pediatr Blood Cancer. 2020 07; 67(7):e28370.