With respect to the recently published editorial (1) , I would like to add further elements in order to emphasize the relevance of citation of articles published in the journal Radiologia Brasileira (RB). Initially, an analysis must be done on the Journal Citations Report (JCR) of the Web of Science, and on the Cites per Doc (CPD) of SCImago, reminding that the last available assessment of JCR is from 2010; the 2011 assessment has not been completed yet. Both JCR and CPD refer to a system which evaluates the relevance of scientific journals according to the number of received citations. Initially created by Thomson Reuters, within the Web of Knowledge service, and named impact factor (IF), it is calculated with basis on the frequency with which an article published in the previous two years has been cited in a given year or period. For example: if a journal published 50 articles in 2009, 50 articles in 2010, and obtained 200 citations of those articles in 2011 in the journals indexed at the Web of Knowledge, that journal's IF corresponds to 2. If it obtained 400 citations, its IF would be 4, and if it obtained only 20 citations, the IF would be 0.2. Likewise, CPD was created by Elsevier, a global giant in the editorial sphere, in order to evaluate the publications in its ranking, the SCImago. The system is the same, i.e., the number of citations of articles published in the two years prior to the evaluated year, divided by the number of articles from those two previous years. Equally, SciELO, a database where almost all relevant Brazilian scientific journals are indexed, follows a similar methodology, calculating the IF in the same way. Such initial analysis of the metrics where the most important scientific journals worldwide are indexed leads us to the following situation: considering that the IF and CPD are referential requirements for Capes in the assessment of postgraduation programs, it is imperative that RB is cited and is given the deserved relevance, since it is the main Radiology journal published in Portuguese, with both printed and online issues. In the Spanish language, there is only one Nuclear Medicine journal and no Radiology journal at JCR. I believe that as our journal starts being cited in international journals, its indexation at JCR will be more easily achieved. And, for this purpose, we need to publish articles in it. And cite its articles, not only in RB, but in other journals as well. Many Brazilian authors regularly publish articles in international journals. Such authors can and should be the main genera