Massachusetts Dental Society, Massachusetts Dental Society homepage: 'Yankee Dental Congress 2021 Is Going Virtual... an all-digital event'; registration opens November 11 (Oct. 17, 2020) (Ex. SEC-03-GM-019)
Massachusetts Dental Society, Yankee Dental Congress homepage: 'Yankee Dental Congress 2021 will be an all-digital experience' (Oct. 26, 2020) (Ex. SEC-03-GM-003)
