Table 5.

Realistic range of parameters values.

Par.	Value–Range	Reference	Remark
$\beta$	[0.62,2]	Alimohamadi et al., 2020, Bastos and Cajueiro, 2020, Flaxman et al., 2020, Shen et al., 2020	1.
${\tau }^{-1}$	${\tau }^{-1}={\theta }^{-1}\text{–}{\sigma }^{-1}$	Liang and Yuan (2020)	2.
${\sigma }^{-1}$	1–3 days	Read et al., 2020, Zhang et al., 2020, Zhou et al., 2020, Prete et al., 2020	4.
${\theta }^{-1}$	5.1–6.4 days	Backer et al., 2020, Lauer et al., 2020, Liang and Yuan, 2020	5.
${\gamma }_1$	7.5–12 days	WHO China, 2020, Hu et al., 2020	6.
${\gamma }_2$	15–22 days	WHO China, 2020, Zhou et al., 2020	7.
$\mu$	[0.009/14,0.094/14]	World Health Organization, 2020f, Wang et al., 2020, John Hopkins University & Medicine, 2020	8.
$\alpha$	[0.265, 0.765]	Wikipedia contributors, 2020, Lavezzo et al., 2020, Petersen and Phillips, 2020	3.
$p$	$[0,1]$	Hale et al. (2020)	9.
$r$	$[0,1]$	Hale et al. (2020)	9.
$\rho$	[0,0.5]	Worldometer (2020a)	10.
$\delta$	1	Harvard Health Publishing (2020)	11.