Chanarin-Dorfman syndrome is a rare condition; its incidence is unknown.
How many people are affected by Chanarin-Dorfman syndrome ?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: How many people are affected by Chanarin-Dorfman syndrome ? [/INST] \n Chanarin-Dorfman syndrome is a rare condition; its incidence is unknown.</s>