Sentence 1: The ectodermal symptoms of hypohydrotic dysplasia described above are provable not only in the skin of the individuals affected , but also in their phonation and voice production .
Sentence 2: The hypohydrotic symptoms of ectodermal dysplasia described above are evidenced not only in the skin of affected individuals , but also in their phonation and voice production .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?