AALL1131 Trial

**Semantic type:** Research Activity

**Definition:** A children's oncology group (COG) trial study designed to evaluate intrathecal triple therapy (ITT), consisting of methotrexate, hydrocortisone and cytarabine, in the treatment of acute lymphoblastic leukemia (ALL).

**Synonyms:** - AALL 1131 - AALL 1131 Trial - AALL1131 - AALL1131 - AALL1131 Study Trial - COG AALL1131