Genetic Diversity of Cell-Invasive Erythromycin-Resistant and -Susceptible Group A Streptococci Determined by Analysis of the <i>RD2</i> Region of the <i>prtF1</i> GeneCinzia Spinaci, Bruna Facinelli, Sandro Ripa et al.|Journal of Clinical Microbiology|2004Cited by 28