Cita APA (7a ed.)
RS, M., E, K., FR, d. S. P., & M, R. (2006). Urease activity does not reflect the degree of colonization by Helicobacter pylori in children. Pediatrics International, 48(4), 398-403.
Cita Chicago Style (17a ed.)
RS, Machado, Kawakami E, da Silva Patrício FR, y Reber M. "Urease Activity Does Not Reflect the Degree of Colonization by Helicobacter Pylori in Children." Pediatrics International 48, no. 4 (2006): 398-403.
Cita MLA (9a ed.)
RS, Machado, et al. "Urease Activity Does Not Reflect the Degree of Colonization by Helicobacter Pylori in Children." Pediatrics International, vol. 48, no. 4, 2006, pp. 398-403.
Precaución: Estas citas no son 100% exactas.