<|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 available from the demographic and health survey program at http://www.dhsprogram.com/data after completing a registration process. access to hiv testing data requires an online acknowledgment of the conditions of use. our analysis makes use of the household, household member, and hiv test results recode files for the following surveys (available at http://www.dhsprogram.com/data/available-datasets.cfm): burkina faso 2010 standard dhs, burundi 2010 standard dhs, cameroon 2011 standard dhs, cote d'ivoire 2005 standard ais, drc 2007 standard dhs, ethiopia 2011 standard dhs, ghana 2003 standard dhs, guinea 2005 standard dhs, kenya 2008-09 standard dhs, lesotho 2009 standard dhs, liberia 2007 standard dhs, malawi 2010 standard dhs, mali 2006 standard dhs, mozambique2009 standard ais, niger 2006 standard dhs, rwanda 2010 standard dhs, sao tome and principe 2008-09 standard dhs, senegal 2010-11 standard dhs, sierra leone 2008 standard dhs, swaziland 2006-07 standard dhs, tanzania 2007-08 standard ais, zambia 2007 standard dhs, and zimbabwe 2010-11 standard dhs.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>