<|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: the original data for the national child measurement programme 20062007 to 20112012 are available from the uk data service (https://www.ukdataservice.ac.uk). the data are owned by the health and social care information centre and the national obesity observatory. researcher and project registration is required to access these data and conditions of use apply (https://www.ukdataservice.ac.uk/get-data/how-toaccess/conditions). as the authors do not own the data, we are unable to provide direct access.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>