Retinoblastoma is diagnosed in 250 to 350 children per year in the United States. It accounts for about 4 percent of all cancers in children younger than 15 years.
How many people are affected by retinoblastoma ?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: How many people are affected by retinoblastoma ? [/INST] \n Retinoblastoma is diagnosed in 250 to 350 children per year in the United States. It accounts for about 4 percent of all cancers in children younger than 15 years.</s>