<|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 from an on-going evaluation study of community-based health enhancing physical activity programs in the netherlands, carried out by the chair group health and society at wageningen university. as the research project and data collection are still on-going, the full data sets cannot be disclosed until full closure of the project. authors, who may be contacted relating to data access, are: marion.herens@wur.nl; annemarie.wagemakers@wur.nl data sets underlying the findings presented in this manuscript are presented as supporting information (spss22).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>