Skewed X-inactivation is common in the general female population od Shvetsova, E, Sofronova, A, Monajemi, R, Gagalova, K, Draisma, H, White, S, Santen, G, Chuva De Sousa Lopes, S, Heijmans, B, Van Meurs, J, Jansen, R, Franke, L, Kiełbasa, S, Den Dunnen, J, 'T Hoen, P, Palamara, P