The prevalence of Czech dysplasia is unknown; at least 11 families have been affected. Most of these families reside in the Czech Republic.
How many people are affected by Czech dysplasia ?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: How many people are affected by Czech dysplasia ? [/INST] \n The prevalence of Czech dysplasia is unknown; at least 11 families have been affected. Most of these families reside in the Czech Republic.</s>