Figure 1From: DALI: Vitamin D and lifestyle intervention for gestational diabetes mellitus (GDM) prevention: an European multicentre, randomised trial – study protocol Trial schedule. * vitamin D arm; PA= Physical Activity; HE= Healthy Eating; Vit D = Vitamin D; GDM= Gestational Diabetes Mellitus; F2F = Face to Face; picture phone = telephone call.Back to article page