Sentence 1: The ectodermal symptoms of hypohydrotic dysplasia described above are provable not only in the skin of affected individuals , 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 .

Do these two sentences convey the same information?

Options are: *no; *yes;
no