<|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: In this study, face-to-face interviews, document analysis and participant observations were the **data** sources used. The study utilized the snowball sampling technique as a purposeful sampling method in order to obtain in-depth information regarding the phenomenon under investigation. During the research phase, interviews were conducted with a total of 44 domestic and foreign tourists; three of these interviews were conducted over the telephone while one participant preferred to take part by answering the questions via e-mail. The rest were conducted face-to-face. Another participant did not consent to the use of voice recording devices, and so their answers were recorded in writing only.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

no<|eot_id|>