<|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: the authors confirm that, for approved reasons, some access restrictions apply to the data underlying the findings. according to the data protection guidelines data cannot be easily stored in a public depository. however, the authors can confirm that all data underlying the findings that are necessary for our conclusion are within the manuscript. as this study involved human participants, data for these cannot be made completely public without restrictions. for more details on the data any reader may feel free to contact the corresponding author: marcus kernt, md, department of ophthalmology, ludwig-maximilians-university, munich mathildenstrasse, 880336 munich, germany.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>