Permanent neonatal diabetes due to mutations in KCNJ11 encoding Kir6.2: patient characteristics and initial response to sulfonylurea therapy. by Sagen, J, Raeder, H, Hathout, E, Shehadeh, N, Gudmundsson, K, Baevre, H, Abuelo, D, Phornphutkul, C, Molnes, J, Bell, G, Gloyn, A, Hattersley, A, Molven, A, Søvik, O, Njølstad, P