Recommended phase 2 dose for abemaciclib in combination with irinotecan and temozolomide in pediatric and young adult patients with relapsed/ refractory solid tumors: Results from JPCS study (Part A) - Ribelles, Antonio Juan; Moreno, Lucas; Ogawa, Chitose; Thorwarth, Anne; Ruggiero, Antonio; Pitou, Celine; Zhou, Yanhong; Hardebeck, Molly C; Knoderer, Holly; Lassaletta, Alvaro (Ejc Paediatric Oncology, 2025)