Linh Dinh

Reporting changes

Lab-confirmed asymptomatic cases also reported

6/29/2016

Asymptomatic cases are also counted

Non-residents reported seperately

9/27/2016

'Undetermined' group added

10/3/2016

Epidemic events

First travel-related cases

2/1/2016

Symptom onset date of first local cases

6/30/2016 - 7/18/2016

Retrospective case findings

Possible cluster identified through Epi link

7/21/2016

Active local transmission confirmed and announced

7/29/2016

Transmission mode

Travel-related only

2/1/2016 - 7/28/2016

Travel-related and local

7/29/2016 - Present