Gutiérrez, J., J.M. Zozaya, M. Iñarrairaegui, J.J. Vila, A. Arín, and F. Borda. 2009. “Abdominal Pain and Infection by the Varicella-Zoster Virus Following Bone Marrow Transplant”. Anales Del Sistema Sanitario De Navarra 25 (3):335-38. https://doi.org/10.23938/ASSN.0809.