Peck, M.E.: Preliminary observation of the effect of trypsin adminstered intravenously . J. A. M. A., 154: 1260, 1954.
2.
Laufman, H., AND Roach, H.D.: Intravenous trypsin in the treatment of thrombotic phenomenon. Arch. Surg., 66: 552, 1953.
3.
Innerfield, I., Angrist, A.A., AND Schwarz, A.W.: Parenteral administration of trypsin; clinical effects on 538 patients. J. A. M. A., 152: 597, 1953 .
4.
Seligman, B. : Pulmonary embolism complicating trypsin therapy . New England J. Med., 250: 23, 1954.
5.
Seligman, B. : Clinical experience with trypsin. Ohio State M. J., May, 1955.
