Griscelli syndrome is a rare condition; its prevalence is unknown. Type 2 appears to be the most common of the three known types.
How many people are affected by Griscelli syndrome ?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: How many people are affected by Griscelli syndrome ? [/INST] \n Griscelli syndrome is a rare condition; its prevalence is unknown. Type 2 appears to be the most common of the three known types.</s>