Prader-Willi syndrome affects an estimated 1 in 10,000 to 30,000 people worldwide.
How many people are affected by Prader-Willi syndrome ?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: How many people are affected by Prader-Willi syndrome ? [/INST] \n Prader-Willi syndrome affects an estimated 1 in 10,000 to 30,000 people worldwide.</s>