<|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: no centralized data collection was available for this study. data were collected in an anonymized digital datafile and stored locally by the study group. the primary data file for this study is available as s1 datafile.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>