Canpolat, Cengiz, and Mustafa Bakir. “A Case of Purpura Fulminans Secondary to Transient Protein C Deficiency As a Complication of Chickenpox Infection”. The Turkish Journal of Pediatrics, vol. 44, no. 2, Apr. 2002, pp. 148-51, https://turkjpediatr.org/article/view/2959.