<|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: because of a history of pathologizing research on transgender people in ontario, wherein personal data had been used by a local institution in ways that the community considered highly problematic, this project required a long trust-building phase in order to make data collection possible. as part of that, we have promised that data will only be seen by members of our research team. this was in our letter of consent and is part of the research ethics board requirements for this project. therefore, we cannot place data in a data repository or make them freely available to others on request.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>