Table 1.

Details of the databases used to gather information for this project. These databases are all publicly available and were accessed between February and September 2020 in completion of the research presented here.

Database	Details	Weblink
CORDIS	The Community Research and Development Information Service (CORDIS) is the European Commission’s primary source of results from the projects funded by the EU’s framework programmes for research and innovation (FP1 to Horizon 2020).	https://cordis.europa.eu/projects/en
Globocan	The Global Cancer Observatory (GCO) is an interactive web-based platform presenting global cancer statistics to inform cancer control and research.	https://gco.iarc.fr
The National Cancer Research Institute (NCRI)	NCRI has been collecting research funding data since 2002 in order to understand how money is distributed across various areas of research, and identify any gaps	https://www.ncri.org.uk/ncri-cancer-research-database-old/spend-by-research-category-and-disease-site/
National Institutes of Health (NIH) Data Book	The NIH Budget and Spending reports provide information about the detailed estimates and justifications for research and research supported activities along with a comprehensive overview of official presentations.	https://report.nih.gov/categorical_spending_project_listing.aspx?FY=2018&ARRA=N&DCat=Parkinson%27s%20Disease
NIH Research Portfolio Online Reporting Tools (RePORTER)	The Research Portfolio Online Reporting Tools provides access to reports, data, and analyses of NIH research activities, including information on NIH expenditures and the results of NIH supported research.	https://projectreporter.nih.gov/reporter.cfm
PubMed	PubMed is a free resource supporting the search and retrieval of biomedical and life sciences literature with the aim of improving health–both globally and personally. The PubMed database contains more than 30 million citations and abstracts of biomedical literature	https://pubmed.ncbi.nlm.nih.gov