1. Hyperamylasemia with carcinoma of the lung;Ammann, R.W.; Berk, J.E.; Fridhandler, L.; Ueda, M.; Wegmann, W.;Annals ofInternal Medicine,1973
2. Clinical application of amylase isoenzyme analysis;Berk, J.E.; Fridhandler, L.;American Journal of Gastroenterology,1975
3. Column-chromatographic studies of isoamylases in human serum, urine and milk;Fridhandler, L.; Berk, J.E.; Montgomery, K.A.; Wong, D.;Clinical Chemistry,1974
4. Isolation and measurement of pancreatic amylase in human serum and urine;Fridhandler, L.; Berk, J.E.; Ueda, M.;Clinical Chemistry,1972
5. Practical application of amylase isozyme to disease diagnosis;Ono, T.; Eto, K.;Japanese Journal of Clinical Pathology,1972