This research guide from Boston College offers current information on key factors that need to be considered when evaluating the overall quality of a journal. Traditional measures of quality, such as peer review and journal reputation are still valued; however, with the rise in open access publishing, article level metrics are also being considered Learn the strengths and weaknesses of Impact factor (IF), Eigenfactor, SJR Indicator, Google Scholar Metrics and a host of Altmetrics.
A digital archive of biomedical and life sciences journal articles. It is a subset of PubMed which is limited to those articles where the full-text is directly available via PubMed.
http://salve.libguides.com/pubmed_central