<|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 is available to all interested researchers upon request. since the data is clinical data, interested researchers need to submit their research proposals to the domain specific review board (dsrb) of the national healthcare group (nhg) (contact number: +65 64713266) through an employee of the national university health system (nuhs). interested researchers may contact the correspondence author for help.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>