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Table 1 Isolates included in this study

From: The multidrug-resistant PMEN1 pneumococcus is a paradigm for genetic success

Number of isolatesa Years Country (n) Source Reference(s)
211 (174) 1937-1996 Denmark (139), USA (48), Germany (6), France (2), India (2), Malaysia (2), Singapore (2), Australia (1), Belgium (1), The Gambia (1), The Netherlands (1), Norway (1), Scotland (1), Spain (1), Sweden (1), Unknown (2) LML [56]
43 (43) 1948-1998 The Netherlands (6), USA (6), Portugal (5), South Africa (3), Spain (3), Czech Republic (2), Greece (2), Poland (2), Taiwan (2), Canada (1), Columbia (1), Denmark (1), England (1), Finland (1), France (1), Hungary (1), Sweden (1), Unknown (4) LM [15]
36 (36) 1979-1989 South Africa (36) KPK, AVG -
27 (27) 1969-1994 South Africa (17), Germany (8), Papua New Guinea (2) RH [57, 58]
27 (27) 1981-1991 USA (26), South Africa (1) LM [59]
26 (26) 1977-1978 South Africa (26) MRJ [8, 9, 60]
22 (22) 1999-2007b USA (22) LM, BWB -
17 (17) 1993-2005 Iceland (17) KGK -
9 (9) 1987-1989 Spain (9) JL [6165]
8 (8) 1998-2002 USA (8) ABB -
  1. Total number of isolates = 426 (excluding isolates for which genomic data were retrieved from GenBank; see Materials and methods). aNumber of isolates selected for pbp nucleotide sequencing (total n = 389). bThe year of one isolate was unknown. Source abbreviations: LML, LM Lambertsen; LM, L McGee; KPK, KP Klugman; AVG, A von Gottberg; RH, R Hakenbeck; MRJ, MR Jacobs; BWB, BW Beall; KGK, KG Kristinsson; JL, J Liñares; ABB, AB Brueggemann.