APA (7th ed.) Citation

Smith, A., Lamagni, T., Oliver, I., Efstratiou, A., George, R., & Stuart, J. (2005). Invasive group A streptococcal disease: Should close contacts routinely receive antibiotic prophylaxis? Lancet Infectious Diseases, 5(8), 494. https://doi.org/10.1016/S1473-3099(05)70190-0

Chicago Style (17th ed.) Citation

Smith, A., TL Lamagni, I. Oliver, A. Efstratiou, RC George, and JM Stuart. "Invasive Group A Streptococcal Disease: Should Close Contacts Routinely Receive Antibiotic Prophylaxis?" Lancet Infectious Diseases 5, no. 8 (2005): 494. https://doi.org/10.1016/S1473-3099(05)70190-0.

MLA (9th ed.) Citation

Smith, A., et al. "Invasive Group A Streptococcal Disease: Should Close Contacts Routinely Receive Antibiotic Prophylaxis?" Lancet Infectious Diseases, vol. 5, no. 8, 2005, p. 494, https://doi.org/10.1016/S1473-3099(05)70190-0.