Elam, A. R., T. A. Kowalski, E. G. Romanowski, and R. P. Kowalski. “The Origins of Staphylococcus Aureus Isolated from Blepharitis Based on Panton-Valentine Leukocidin and Antibiotic Susceptibility Testing ”. Journal of Ocular Diseases and Therapeutics, vol. 2, no. 1, Feb. 2014, pp. 4-8, doi:10.12974/2309-6136.2014.02.01.2.