ページの作成:「<br><br>There could be different forms of keratin. It is be hard, like in nails, or soft, like in skin. Lots of the keratin in skin is actually on leading of the skin in…」
(ページの作成:「<br><br>There could be different forms of keratin. It is be hard, like in nails, or soft, like in skin. Lots of the keratin in skin is actually on leading of the skin in…」)