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Open Access Research article

Validity, intra- and inter-observer reliability of automated devices for the assessment of ankle brachial index using photo-plethysmography

Andrej Teren, Frank Beutner, Kerstin Wirkner, Markus Loeffler and Markus Scholz*

BMC Cardiovascular Disorders 2013, 13:81  doi:10.1186/1471-2261-13-81

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