Table 4. New STs and their relationship with serotypes and STs in the database at MLST website (MLST database – accessed 19^th October, 2013).

Period*	ST	Serotype	SLV ST**	Serotype	Country
pre	8800	19A	43	14, 19F	Many
			424	19F	Many
			773	14	Colombia
			1113	7F	Uruguay
			4860	14	Brazil
	8879	6A	5576	6A	Brazil
	8883	9N	66	9N and others	Many, including Brazil
	8886	23B	387	23F	Brazil
			2777	6C	Brazil
			5962	23B	Brazil
			4431	23B	Brazil
	8888	6A	759	6A	Brazil
			757	6A	Brazil
	8890	19F	763	19F	Brazil, South Africa
	8894	14	156	14 and others	Many including Brazil
			162	14 and others	Many including Brazil
	8897#	6B
pre/post	8889	20	235	20 and 7F	Spain, Austria, Poland
			8816	N/A	UK
			1345	20	UK
post	8881##	14
	8882	11A	3184
	8884	19A	320	19A and others	Many including Latin America
	8885	8	404	8	Europe and Brazil
			1629	8	UK
			7847	8	Scotland
	8891	18A	5063	18C	Brazil
	8893	4	5670	4	Brazil
	8895	23F	242	23F	Many including Brazil
	8896	6B	4977	6B	Brazil

*Pre: pre-vaccination; Post: post-vaccination;

**More frequent ST and/or the ones isolated in Brazil;

^#8897 is DLV of STs 2781 (serotype 6B) and 8248 (serotype 6A/B), isolated previously in Brazil;

^##8881 is DLV of STs 9 (serotype 14) and 15 (serotype 14). The first ST was previously isolated in many countries, as the second one, which was also related to Brazilian isolates.