Diagrammatic illustration of the anatomic relationship of head and neck structures and distribution of the indigenous microflora

Modified with permission from: Roscoe, DL, Chow, AW. Normal flora and mucosal immunity of the head and neck. In: Infectious Syndromes of the Head and Neck, Infect Dis Clin N Am, Vol. 2, Chow, AW, Moellering, RC (Eds), WB Saunders, Philadelphia 1988. p. 5. Copyright © 1988 Elsevier Science.