Cita APA (7a ed.)
Ohara, S., Kato, M., Asaka, M., & Toyota, T. (1998). Studies of 13C-urea breath test for diagnosis of Helicobacter pylori infection in Japan. Journal of Gastroenterology, 33(1), 6-14.
Cita Chicago Style (17a ed.)
Ohara, S., M. Kato, M. Asaka, y T. Toyota. "Studies of 13C-urea Breath Test for Diagnosis of Helicobacter Pylori Infection in Japan." Journal of Gastroenterology 33, no. 1 (1998): 6-14.
Cita MLA (9a ed.)
Ohara, S., et al. "Studies of 13C-urea Breath Test for Diagnosis of Helicobacter Pylori Infection in Japan." Journal of Gastroenterology, vol. 33, no. 1, 1998, pp. 6-14.
Precaución: Estas citas no son 100% exactas.