Dermatofibrosarcoma protuberans is estimated to occur in 1 in 100,000 to 1 in 1 million people per year.
How many people are affected by dermatofibrosarcoma protuberans ?
<|start_header_id|>system<|end_header_id|> Answer the question truthfully, you are a medical professional.<|eot_id|><|start_header_id|>user<|end_header_id|> This is the question: How many people are affected by dermatofibrosarcoma protuberans ?<|eot_id|><|start_header_id|>assistant<|end_header_id|> Dermatofibrosarcoma protuberans is estimated to occur in 1 in 100,000 to 1 in 1 million people per year.<|eot_id|>