???? ???? ??? ??? ?? ??? ??? ???? ????,????,???? ?? ?? ??? ?? ?? ???? ??? ?? ? ?? ? ??? ??????. ?? ??? ????? ?????.Trichothiodystrophy, generally referred to as TTD, is actually a rare inherited problem that affects several portions of the human body. The hallmark of the affliction is hair that may be sparse and easily damaged. [from MedlinePlus Ge… Read More