In high-income countries (HICs), increased rates of survival among pediatric cancer patients are achieved through the use of protocol-driven treatment. Compared to HICs, differences in infrastructure, supportive care, and human resources, make compliance with protocol-driven treatment challenging in low- and middleincome countries (LMICs). | Using digital health to facilitate compliance with standardized pediatric cancer treatment guidelines in Tanzania Protocol for an early-stage effectivenessimplementation hybrid study