Maclaren, D M [The return of serious infections caused by Streptococcus pyogenes]. [electronic resource] - Nederlands tijdschrift voor geneeskunde Jun 1993 - 1318-9 p. digital Publication Type: Comment; Letter ISSN: 0028-2162 Subjects--Topical Terms: HumansStreptococcal Infections--epidemiologyStreptococcus pyogenes--pathogenicityVirulence