http://www.abpi.org.uk/media/4575/uk-exiting-from-eu_life-science-industry-coalition_position-paper.pdf
https://publications.parliament.uk/pa/ld5801/ldselect/ldeucom/4/4.pdf
http://www.migrationobservatory.ox.ac.uk/resources/reports/unsettled-status-which-eu-citizens-are-at-risk-of-failing-to-secure-their-rights-after-brexit/