<|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 are available for researchers who confirm their study with the medical ethics committees of the study hospitals: trung vuong emergency hospital and gia dinh general hospital, ho chi minh city, vietnam. please direct all requests to katja taxis, k.taxis@rug.nl (university of groningen, unit pharmacotherapy and pharmaceutical care, antonius deusinglaan 1, 9713bv groningen, the netherlands). the authors cannot make the raw data publicly available per the ethics committees request. data are available on request, pending ethical approval.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>