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Crisóstomo, M. Inês, Henrik Westh, Alexander Tomasz, Marilyn Chung, Duarte C. Oliveira, and Hermínia de Lencastre. "The Evolution of Methicillin Resistance in Staphylococcus Aureus: Similarity of Genetic Backgrounds in Historically Early Methicillin-susceptible and -resistant Isolates and Contemporary Epidemic Clones." Proc Natl Acad Sci U S A 2001.

Crisóstomo, M. Inês, et al. "The Evolution of Methicillin Resistance in Staphylococcus Aureus: Similarity of Genetic Backgrounds in Historically Early Methicillin-susceptible and -resistant Isolates and Contemporary Epidemic Clones." Proc Natl Acad Sci U S A 2001.