???? ???? ??? ??? ?? ??? ??? ???? ????,????,???? ?? ?? ??? ?? ?? ???? ??? ?? ? ?? ? ??? ??????. ?? ??? ????? ?????.?? ?? ????? ?? ??? ?? ??? ??? ???? ????. ? ??? ??? ????? ???? ???? ????? ??? ? ?? ? ??? ? ?? ????? ??? ??? ?? ????.The symptoms and signs of trichothiodystrophy change broadly. Moderate instances may well involve only the hair. Extra