Lithell H., Vessby B., Hellsing K., Ljunghall K., Höglund N.-J., Werner I. and Bruce Å. 1983. Changes in Metabolism during a Fasting Period and a Subsequent Vegetarian Diet with Particular Reference to Glucose Metabolism. Upsala Journal of Medical Sciences. 88, 2 (Jun. 1983), 109-119. DOI:https://doi.org/10.3109/03009738309178444.