<|begin_of_text|><|start_header_id|>system<|end_header_id|>

You are an expert at identifying data availability statements in scientific text. A data availability statement describes where research data can be found or how it can be accessed.<|eot_id|><|start_header_id|>user<|end_header_id|>

Determine if the following text contains a data availability statement. Answer with 'yes' or 'no'.

Text: our dataset includes gps data, which is identifiable and cannot be shared publicly. furthermore, our respondents and their parents were not asked to consent to data-sharing outside of our research group. a desensitized aggregated dataset can be requested by contacting the primary investigator of the study, associate professor jasper schipperijn at jschipperijn@health.sdu.dk.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>