General information

Question text: Did the doctor or other health professional first say that you have asthma before or after March 10, 2020?
Answer type: Radio buttons
Answer options: 1 Before March 10, 2020
2 After March 10, 2020
3 Unsure
Label: preloaded since when asthma
Empty allowed: One-time warning
Error allowed: Not allowed
Multiple instances: No

Data information

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