Comment on

• Familial thrombophilia due to a previously unrecognized mechanism characterized by poor anticoagulant response to activated protein C: prediction of a cofactor to activated protein C.

  Dahlbäck B, Carlsson M, Svensson PJ. Dahlbäck B, et al. Proc Natl Acad Sci U S A. 1993 Feb 1;90(3):1004-8. doi: 10.1073/pnas.90.3.1004. Proc Natl Acad Sci U S A. 1993. PMID: 8430067 Free PMC article.