Secretion of von Willebrand Factor and Suppression of ADAMTS-13 Activity by Markedly High Concentration of Ferritin oleh Dalia A. Bashir MD, Qi Da PhD, Subhashree Pradhan PhD, Nitin Sekhar MS, Christian Valladolid PhD, Fong Lam MD, Danielle Guffey MS, Jordana Goldman MD, Moreshwar S. Desai MD, Miguel A. Cruz PhD, Carl Allen MD, PhD, Trung C. Nguyen MD, K. Vinod Vijayan PhD