Table 2 Statement timeline

March 15, 2020

Designating the experts in charge of each addressed question

March 19, 2020

Each expert made a detailed outline of their respective question

March 26, 2020

Discussing and resolving the problems encountered by the experts in the process of making the statements

April 2, 2020

(1) Discussing the experts’ respective statement and rational after revision; (2) first round of scoring

April 3, 2020

Guideline finalization meeting for the second round of scoring