Participate in a research study investigating blood clotting factors as they relate to strokes, heart attacks, and peripheral vascular disease. This research is funded by the Cardeza Foundation for Hematologic Research at Thomas Jefferson University.
Eligible volunteers include: Healthy men and women between 18-60 years old of all ethnic backgrounds.
This study will require no more than 40-50 CC's of blood (less than one fifth of the amount usually donated in a blood drive).
Eligible volunteers must: