Whatham, A. R., Mermoud, C., Déruaz, A., Goldschmidt, M., Zesiger, P., & Safran, A. B. (2006). Computer-based measurement of letter and word acuity. Ophthalmic & Physiological Optics, 26(2), 156. https://doi.org/10.1111/j.1475-1313.2006.00345.x
Chicago Style (17th ed.) CitationWhatham, Andrew R., Christophe Mermoud, Anouk Déruaz, Mira Goldschmidt, Pascal Zesiger, and Avinoam B. Safran. "Computer-based Measurement of Letter and Word Acuity." Ophthalmic & Physiological Optics 26, no. 2 (2006): 156. https://doi.org/10.1111/j.1475-1313.2006.00345.x.
MLA (9th ed.) CitationWhatham, Andrew R., et al. "Computer-based Measurement of Letter and Word Acuity." Ophthalmic & Physiological Optics, vol. 26, no. 2, 2006, p. 156, https://doi.org/10.1111/j.1475-1313.2006.00345.x.