Cita APA (7a ed.)
Ellenrieder, V., Glasbrenner, B., Stoffels, C., Weiler, S., Bode, G., Möller, P., . . . Adler, G. (1997). Qualitative and semi-quantitative value of a modified 13C-urea breath test for identification of Helicobacter pylori infection. European Journal of Gastroenterology & Hepatology, 9(11), 1085-1090.
Cita Chicago Style (17a ed.)
Ellenrieder, Volker, et al. "Qualitative and Semi-quantitative Value of a Modified 13C-urea Breath Test for Identification of Helicobacter Pylori Infection." European Journal of Gastroenterology & Hepatology 9, no. 11 (1997): 1085-1090.
Cita MLA (9a ed.)
Ellenrieder, Volker, et al. "Qualitative and Semi-quantitative Value of a Modified 13C-urea Breath Test for Identification of Helicobacter Pylori Infection." European Journal of Gastroenterology & Hepatology, vol. 9, no. 11, 1997, pp. 1085-1090.
Precaución: Estas citas no son 100% exactas.