Zattera, C., S. Luly, A. Cipriano, G. M. L. Rizzelli, N. Cecconi, and M. Santini. “An Unexpected Turn of Events: A Rare Case of Acquired Haemophilia A After a Violin Spider Bite”. Emergency Care Journal, vol. 18, no. 2, June 2022, doi:10.4081/ecj.2022.10457.