Calculated set of PubMed citations closely related to the selected article(s) retrieved using a word weight algorithm. Related articles are displayed in ranked order from most to least relevant, with the “linked from” citation displayed first.

Gene records that cite the current articles. Citations in Gene are added manually by NCBI or imported from outside public resources.

Gene records associated with Online Mendelian Inheritance in Man (OMIM) records that cite the current articles in their reference lists.

Online Mendelian Inheritance in Man (OMIM) records that include the current articles as references in the light bulb links within or in the citations at the end of the OMIM record. The references available through the light bulb link are collected using the PubMed related articles algorithm to identify records with similar terminology to the OMIM record.

Online Mendelian Inheritance in Man (OMIM) records that include the current articles as reference cited at the end of the OMIM record.

Taxonomy records associated with the current articles through taxonomic information on related molecular database records (Nucleotide, Protein, Gene, SNP, Structure).

Full-text articles in the PubMed Central Database that cite the current articles.