Leydig cell hypoplasia is a rare disorder; its prevalence is unknown.
How many people are affected by Leydig cell hypoplasia ?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: How many people are affected by Leydig cell hypoplasia ? [/INST] \n Leydig cell hypoplasia is a rare disorder; its prevalence is unknown.</s>