<|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 owned by the ministries of health in guyana, cote d'ivoire, and tanzania respectively. permission to share data must be granted by these governments. data requests may be directed to megan wysong (megan.wysong@jhpiego.org).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>