G. Kiefer

A comparison of early intensive methotrexate/mercaptopurine with early intensive alternating combination chemotherapy for high-risk B-precursor acute lymphoblastic leukemia: a Pediatric Oncology Group phase III randomized trial

N. Winick, S. Toledano, J. Pullen, 2001, Leukemia.

Intensive Alternating Drug Pairs After Remission Induction for Treatment of Infants With Acute Lymphoblastic Leukemia: A Pediatric Oncology Group Pilot Study

J. Shuster, A. Carroll, J. Pullen, 1998, Journal of pediatric hematology/oncology.

Intensive alternating drug pairs for treatment of high‐risk childhood acute lymphoblastic leukemia. A pediatric oncology group pilot study

J. Shuster, C. Civin, J. Pullen, 1993, Cancer.