“The sensitivity of the seated straight-leg raise test compared with the supine straight-leg raise test in patients presenting with magnetic resonance imaging evidence of lumbar nerve root compression”. Archives of Physical Medicine and Rehabilitation88 (7): 840–3. (2007). doi:10.1016/j.apmr.2007.04.016. PMID17601462.
“The sensitivity of the seated straight-leg raise test compared with the supine straight-leg raise test in patients presenting with magnetic resonance imaging evidence of lumbar nerve root compression”. Archives of Physical Medicine and Rehabilitation88 (7): 840–3. (2007). doi:10.1016/j.apmr.2007.04.016. PMID17601462.