Tracers can also learn about how and where people made contact. Was it in a household, at a bar, a church, a school, a grocery store or a public swimming pool? Were people sharing a meal, working together or walking in a park?
Tracers can also learn about how and where people made contact. Was it in a household, at a bar, a church, a school, a grocery store or a public swimming pool? Were people sharing a meal, working together or walking in a park?