Susceptible -> Exposed
Susceptible -> Susceptible_quarantined
Susceptible_quarantined -> Susceptible
Exposed -> Infected
Exposed -> Asymptomatic
Infected -> Hospitalised
Infected -> Recovered
Asymptomatic -> Recovered
Hospitalised -> Recovered
Infected -> 0
Hospitalised -> 0
Susceptible -> Exposed_quarantined
Exposed_quarantined -> Hospitalised