“…In certain quarters there arose a belief that restrictions even of carbohydrate were unnecessary. Lichtenstein (1933) and Tolstoi (1943) advocated “free diet” being of the opinion that glycosuria and hyperglycaemia could be disregarded and that insulin need be given only to control symptoms and avoid ketosis. These views never gained general acceptance and there is now considerable evidence that the regime is detrimental in that it may accelerate the onset of diabetic complications.…”