https://www.instituteforgovernment.org.uk/explainers/eu-withdrawal-bill-amendments-and-debates
https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/665871/December_-_Joint_technical_note_on_the_comparison_of_EU-UK_positions_on_citizens__rights.pdf
http://www.abpi.org.uk/media/4575/uk-exiting-from-eu_life-science-industry-coalition_position-paper.pdf
https://ec.europa.eu/commission/sites/beta-political/files/seminar-20200114-lpf_en.pdf