Cita APA (7a ed.)
Schäffler, H., Lamprecht, G., & Witte, M. (2017). Peristomal Lesions in Crohn's Disease: Are They Always Fistulae? Deutsches Ärzteblatt International, 114(38), 634.
Cita Chicago Style (17a ed.)
Schäffler, Holger, Georg Lamprecht, y Maria Witte. "Peristomal Lesions in Crohn's Disease: Are They Always Fistulae?" Deutsches Ärzteblatt International 114, no. 38 (2017): 634.
Cita MLA (9a ed.)
Schäffler, Holger, et al. "Peristomal Lesions in Crohn's Disease: Are They Always Fistulae?" Deutsches Ärzteblatt International, vol. 114, no. 38, 2017, p. 634.
Precaución: Estas citas no son 100% exactas.