Authors: S J Koopmans; A D van Mansfeld; H S Jansz; H M Krans; J K Radder; M Frölich; S F de Boer; D K Kreutter; G C Andrews; J A Maassen Journal: Diabetologia Date: 1991-04 Impact factor: 10.122
Authors: J Eriksson; A Franssila-Kallunki; A Ekstrand; C Saloranta; E Widén; C Schalin; L Groop Journal: N Engl J Med Date: 1989-08-10 Impact factor: 91.245