<|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: the authors' original data are available upon request due to ethical restrictions. data cannot be made publicly available due to that at the time of data collection subjects' consents to publish the original data were not asked in the consent forms. the restrictions prohibits the authors from making the minimal data set publicly available. researchers should contact dr. kaisa m. hartikainen to request the data. the authors confirm that data will be available upon request to all interested researchers. dr. hartikainens can be reached by e-mail: kaisa.hartikainen@uta.fi, tel: +358 3 31164385, or post to address: tiedekeskus, biokatu 6, 33520, tampere, finland.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>