@inbook{1121103774, author={Doru T. Alexandrescu and Marcel Levi}, editor={Kaushansky, Kenneth and Lichtman, Marshall A. and Prchal, Josef T. and Levi, Marcel M. and Press, Oliver W. and Burns, Linda J. and Caligiuri, Michael}, title={The Vascular Purpuras}, booktitle={Williams Hematology, 9e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2015}, url={accessmedicine.mhmedical.com/content.aspx?aid=1121103774} }