Jejunoileal BypassHyperlipidemiasDiabetes Mellitus, Type 2Diabetes MellitusDiabetes Mellitus, Type 1Diabetes ComplicationsDiabetes Mellitus, ExperimentalBlood GlucoseDiabetes, GestationalHypoglycemic AgentsInsulinHemoglobin A, GlycosylatedRisk FactorsHyperglycemiaGlucose Tolerance TestDiabetic AngiopathiesDiabetic NephropathiesDiabetic NeuropathiesInsulin ResistanceDiabetic RetinopathyPrevalenceObesityIslets of LangerhansPregnancy in DiabeticsStreptozocinDiabetic KetoacidosisBody Mass IndexHypertensionPrediabetic StateCase-Control StudiesGlucose IntoleranceProspective StudiesHypoglycemia