title: Editorial commentary: The epidemiology of group a streptococci: a need to understand the significance of the fertile fields.
authors.forename: Edward L
authors.initials: EL
authors.lastname: Kaplan
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D013290:Streptococcal Infections / Q000453:epidemiology*; D013297:Streptococcus pyogenes / Q000302:isolation & purification*