Criteria for Hair Transplantation

The men in my family are on my father's side.

Hair loss being hereditary is a joke that I can't laugh atㅠㅠ

So, when I was young, all grandfathers

I thought I had no hair at all.

Anyway, I am also a woman, and only my hair.

I'm less worried about hair loss since I withdrew the loan.

The problem is that my dad has also been young since long ago.

I feel upset every time I see my thinning hair.

To undergo hair loss treatment, the entire scalp hair must be

How much should be remaining?