<|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: all gait principal component and survey data are included with the submission, but due to ethical restrictions, any additional data (e.g., full set of patient gait kinematics) will be available upon request from the running injury clinic and university of calgary institutional data access / ethics committee (chreb) by contacting dr. stacey a. page, chair of chreb at omb@ucalgary.ca.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>