<|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: due to ethical reasons (both restrictions with our collaborators and agreement with parents), data are from the chinese longitudinal study of reading development (clsrd) whose authors may be contacted at the state key laboratory of cognitive neuroscience and learning, beijing, china.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>