The ESCI was recently launched to include high-quality, peer-reviewed publications of regional importance and in emerging scientific fields, thereby extending the universe of publications in Web of Science [1]. ESCI provides the highly selective indexes for sources under evaluation as part of Science Citation Index Expanded (SCIE). Greater discoverability would lead to measurable citations. Usi...

Nesta edição do Arquivos Brasileiros de Oftalmologia (ABO), Lira et al., estudaram a qualidade dos periódicos oftalmológicos brasileiros por meio do número de citações em fontes indexadas no Science Citation Index Expanded (SCIE) após dois anos da publicação (Fator de Impacto®) e da qualidade dos artigos de acordo com o Consolidated Standards for Reporting Trials (CONSORT). As publicações são e...

Thomson Reuters reports journal impact factor (JIF) 2012 thr­ ough its web database, Journal Citation Reports (JCR) (http:// apps.webofknowledge.com) for journals indexed in the Science Citation Index (SCI/SCIE). Many top journals are reported to continue their high JIF and most of others keep similar or in­ creased ones as JIF 2011. The JCR updates JIF every year and the JIF 2012 will be used ...