<|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 transcripts of the focus group discussions and in-depth interviews in this study contain sensitive information concerning people living with HIV as well as the clinics in which they accessed care. The Human Research Ethics Committee (Medical) of the University of the Witwatersrand, Johannesburg, South Africa imposes ethical restrictions on sharing the data for this study. However, data request may be sent to: 1. The Human Research Ethics Committee (Medical) of the University of the Witwatersrand, Johannesburg, South Africa. Telephone: +27-11-717-1234, Fax: +27117171265. 2. Medical Research Council/ Wits Rural Public Health and Health Transitions Research Unit (Agincourt), School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa. Telephone: +27-11-717-2085 and + 27-13-795-5076 (Acornhoek), Fax: + 27-13-795-5076.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>