From our friends at Tufts Medical Center:

Please see the links below for English and Chinese language Criteria and Testing Information and Frequently Asked Questions (FAQ_ for COVID-19 testing taking place at 885 Washington Street (Josiah Quincy Elementary School). 

COVID-19 Testing Frequently Asked Questions

Testing and Criteria

COVID-19 Testing Frequently Asked Questions 關於新冠肺炎(COVID-19)測試站點的常見問題

Testing and Criteria (Chinese Version) 塔夫茨醫療中心(Tufts Medical Center)的新冠肺炎(COVID-19)測試