Hernández, F. and Monge-Nájera, J. (1994) “Ultrastructure of the bacteria <i>Campylobacter</i> and <i>Helicobacter</i>: Implications for the phylogeny of mammal gastric bacteria”, Revista de Biología Tropical, 42(S2), pp. 85–92. Available at: https://revistas.ucr.ac.cr/index.php/rbt/article/view/28696 (Accessed: 21December2024).