FAHN is a rare disorder; only a few dozen cases have been reported.
How many people are affected by fatty acid hydroxylase-associated neurodegeneration ?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: How many people are affected by fatty acid hydroxylase-associated neurodegeneration ? [/INST] \n FAHN is a rare disorder; only a few dozen cases have been reported.</s>