Are you looking for journal articles with associated data sets? New search filters in PubMed Central (PMC) and PubMed aim to increase the discoverability of articles and citations with associated data information.
Users can now search on or append searches with filters to discover articles with specific types of associated data.
Alternatively, use has associated data[filter] to find all articles with any type of data section described above.
Users can search on or append searches with data[filter] to find citations with related data links in either the Secondary Source ID field or the LinkOut – Other Literature Resources field (both located below the abstract). These data links may be to records in other NLM databases (e.g., GenBank) or external data repositories (e.g., figshare, Dryad).