Jean it's normal for you to get angry it's called cognitive dissonance so you need to defend your position. Unfortunately the math has not changed in the last 50+ years regardless of the technique the math is the math is the math.
Also, take their comments to heart. If they say you are not a good candidate, that means something.
Poor donor quality, low donor density, unrealistic expectations, etc are all things that make someone a suboptimal candidate. There are other factors as well.
Would you care to elaborate? This is very important for me.
hair transplant is not for everyone. You have to have the right physical and emotional characteristics to do it. Some people have low donor density hair and it's hard for the surgeon to get enough grafts without making other problems.