Consider the following : 1. Malnutrition, 2. Lithostatin (pancreatic stone protein) deficiency, 3. Cassava tuber, 4. Oxidant stress (heightened cytochrome P-450 activity). Which of the above produce tropical calcific pancreatitis (fibrocalculous pancreatic diabetes)?
1, 2 and 3 only
2, 3 and 4 only
1 and 4 only
1, 2, 3 and 4