https://www.kingsfund.org.uk/publications/spending-and-availability-health-care-resources
https://www.senat.fr/rap/r20-673/r20-6731.pdf
https://ec.europa.eu/info/sites/info/files/european-green-deal-communication_fr.pdf
https://www.energy.senate.gov/public/index.cfm/files/serve?File_id=77F2C6DE-500B-4AE1-8C45-170B2DEFB78A