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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: A causal parameter is said to be identified in a causal model if it is a function of the observed data distribution p(V ) . Otherwise the parameter is said to be non - identified . In any causal model of a DAG G , all interventional distributions p(V \ A|do(a ) ) are identified by the g - formula [ 18 ] :<|eot_id|><|start_header_id|>assistant<|end_header_id|>

no<|eot_id|>