2015, 2018, & 2019 MeSH®: Medical Subject Headings terms provided by U.S. National Library of Medicine.
MEDLINE®: Export format of the National Library of Medicine® (NLM®) journal citation database.
D3 Data-Driven Documents: An open source JavaScript library, distributed under the BSD license.
Google Charts: Available through a Google's visualization API.
DataTables: distributed under MIT license.
Django: A Python Web framework, distributed under the BSD license.
jsTree: An open source jquery plugin, distributed under the MIT license.
SB Admin 2: distributed under the MIT License.