[1] Ctr Diabet, Bad Lauterberg Im Harz, Germany
[2] Univ Glasgow, Glasgow G12 8QQ, Lanark, Scotland
[3] Magna Graecia Univ Catanzaro, Catanzaro, Italy
[4] Careggi Teaching Hosp, Florence, Italy
[5] Gen Hosp, Narbonne, France
[6] Hull York Med Sch, Kingston Upon Hull, N Humberside, England
[7] Novo Nordisk, Soborg, Denmark
[8] Univ Sheffield, Sheffield S10 2TN, S Yorkshire, England