“Incidence of Anaerobic Bacteria in 118 Patients With Deep-Space Head and Neck Infections from the People’s University Hospital of Maxillofacial Surgery, Bhopal, India”. Journal of Orofacial Research, vol. 2, no. 3, Jan. 1970, pp. 121-6, https://mansapublishers.com/index.php/jofr/article/view/1757.