Effects of Bothrops Spp. Snake Envenomation on Willebrand Factor Activity in Martinique and French Guiana

"For research purposes, the investigator will collect six additional tubes of blood during a venipuncture. This additional volume of blood will be used for research analysis.~The total volume drawn will be within the maximum volume of blood that can be drawn based on body weight.~Venous sampling is planned as part of routine care and the additional blood volumes collected are not significant. This is a low risk procedure due to the small amount of extra blood taken (25,5 ml)."