<|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: data were obtained from a third party. the data are publicly available, but one must have permission from the california office of statewide health and planning to obtain and analyze them (contact information is available at: http://www.oshpd.ca.gov/hid/data_request_center/).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>