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General information
| Question text: | Did you experience any technical difficulties in using the smartphone app? |
| Answer type: | Radio buttons |
| Answer options: | 1 No, none at all 2 Minor difficulties in the beginning but not after that 3 Occasional difficulties throughout the study 4 Frequent difficulties throughout the study |
| Label: | technical difficulties using app |
| Empty allowed: | One-time warning |
| Error allowed: | Not allowed |
| Multiple instances: | No |