Sensitivity of the serum NBT-PABA test (bentiromide) in the diagnosis of exocrine pancreatic failure. Comparative study with the urine test and fecal chymotrypsin

1. Aparisi, L.
2. Balaguer, J.V.
3. Rodrigo, J.M.
4. Del Olmo, J.
5. Bixquert, M.
6. Serra, M.A.
7. Barea, M.E.