COL7A1 and epidermolysis bullosa: van den Akker P.C., Jonkman M.F., Rengaw T., Bruckner-TudermanL., Has C., Bauer J.W., Klausegger A., Zambruno G., CastigliaD., Mellerio J.E., Mcgrath J.A., van Essen A.J., Hofstra R.M.W.,Swertz M.A. The international dystrophic epidermolysis bullosa patientregistry: an online database of dystrophic epidermolysis bullosapatients and their COL7A1 mutations.