https://www.emcdda.europa.eu/system/files/publications/13838/TDAT21001ENN.pdf
https://www.propublica.org/article/maryland-dormu-minimally-invasive-vascular-medicare-medicaid
https://www.imf.org/en/Publications/fandd/issues/2022/09/Bullet-train-Adrian-Mancini-Griffoli