Biogen Political Contributions Disclosure, January 2020 - June 2020 Biogen Political Contributions Disclosure, July 2019 - December 2019 Biogen Political Contributions Disclosure, January 2019 - June 2019 Biogen Political Contributions Disclosure, July 2018 - December 2018 Biogen Political Contributions Disclosure, January 2018 - June 2018 Biogen Political Contributions Disclosure, July 2017 - December 2017 Biogen Political Contributions Disclosure January 2017 - June 2017 Biogen Political Contributions Disclosure, July 2016 - December 2016 Biogen Political Contributions Disclosure, January 2016 - June 2016 Biogen Political Contributions Disclosure, July 2015 - December 2015 Biogen Political Contributions Disclosure, January 2015 - June 2015 Biogen Idec Political Contributions Disclosure, July 2014 - December 2014 Biogen Idec Political Contributions Disclosure, January 2014 - June 2014
