Bilateral lid margin ulcers as the initial manifestation of Crohn disease.

MLA

Diaz-Valle, David, et al. “Bilateral Lid Margin Ulcers as the Initial Manifestation of Crohn Disease.” American Journal of Ophthalmology, vol. 138, no. 2, Aug. 2004, pp. 292–94. EBSCOhost, https://doi.org/10.1016/j.ajo.2004.03.026.

APA

Diaz-Valle, D., Benitez del Castillo, J. M., Fernandez Aceñero, M. J., Pascual Allen, D., & Moriche Carretero, M. (2004). Bilateral lid margin ulcers as the initial manifestation of Crohn disease. American Journal of Ophthalmology, 138(2), 292–294. https://doi.org/10.1016/j.ajo.2004.03.026

Chicago

Diaz-Valle, David, Jose M Benitez del Castillo, M Jesus Fernandez Aceñero, Daniel Pascual Allen, and Manuel Moriche Carretero. 2004. “Bilateral Lid Margin Ulcers as the Initial Manifestation of Crohn Disease.” American Journal of Ophthalmology 138 (2): 292–94. doi:10.1016/j.ajo.2004.03.026.