Veraldi, Stefano, and Valentina Benzecry. “Haemophilus Influenzae Periorbital Cellulitis in a 95-Year-Old Patient”. JOURNAL OF GERONTOLOGY AND GERIATRICS 69, no. 1 (December 10, 2020): 84-86. Accessed December 4, 2021. http://www.jgerontology-geriatrics.com/article/view/336.