Erratum to: Diabetologia

DOI 10.1007/s00125-012-2638-6

Unfortunately there was an error in the contribution statement for this paper. The correct version is given here, with the amendment shown in colour.

PW and PR developed the protocol; PW, AL, ST, PL searched the medical databases and carried out data analysis. PW, PR, KGE, SF, ST, EL, JV, RAt, MS, RAz, TMB, AH, BO-P, PL, BB, FG, IK, MOG, JFSIII, MMcC, MTM researched and interpreted data; PW, AL, PR, KGE, IK, JFSIII, MTM wrote the manuscript. KGE, SF, ST, EL, JV, RAt, MS, RAz, TMB, AH, BO-P, BB, FG, MOG, JFSIII, MMcC, PL designed the study and coordinated the project. All authors gave final approval of the version of the manuscript to be published.