There is an emergent pattern which is called "community transmission." The best theory claims that
there must be a pool of carriers who act as though they are symptom free.
From them, others are unknowingly infected, many with much more profound symptoms.
Spiking case numbers are one characteristic now seen in several Canadian cities.
there must be a pool of carriers who act as though they are symptom free.
From them, others are unknowingly infected, many with much more profound symptoms.
Spiking case numbers are one characteristic now seen in several Canadian cities.