Table 2. Gamma distributions used in the pipeline: serial interval, incubation period, and the delay distributions assumed for each observation type.

Distribution	Mean (days)	SD (days)	Reference
Serial interval	4.8	2.3	Nishiura et al., 2020
Infection to onset of symptoms	5.3	3.2	Linton et al., 2020
Onset of symptoms to case confirmation	5.5	3.8	Bi et al., 2020
Onset of symptoms to hospital admission	5.1	4.2	Pellis et al., 2021
Onset of symptoms to death	15.0	6.9	Linton et al., 2020