The effect of additional mealtime insulin bolus using an insulin-to-protein ratio compared to usual carbohydrate counting on postprandial glucose in those with type 1 diabetes who usually follow a carbohydrate-restricted diet: a randomized cross-over trial - Krebs, J D; Arahill, J; Cresswell, P; Weatherall, M; Parry-Strong, A (Diabetes Obes Metab, 2018)