title: STUDIES ON BLOOD COAGULATION: A PROTEOLYTIC ENZYME PREPARED FROM CALCIUM AND PLATELET FREE NORMAL HUMAN BLOOD PLASMA.
authors.affiliation: Thorndike Memorial Laboratory, Second and Fourth Medical Services (Harvard), Boston City Hospital, Boston.
authors.forename: H J
authors.initials: HJ
authors.lastname: Tagnon
authors.forename: C S
authors.initials: CS
authors.lastname: Davidson
authors.forename: F H
authors.initials: FH
authors.lastname: Taylor