Reduced thoracolumbar fascia shear strain in human chronic low back pain

http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3189915/pdf/1471-2474-12-203.pdf

Ultrasound-guided injections in the lumbar spin

http://www.medultrason.ro/assets/Magazines/Medultrason-2011-vol13-no1/10loizides.pdf

A New Simplified Sonographic Approach for Pararadicular Injections in the Lumbar Spine: A CT-Controlled Cadaver Study

http://www.ajnr.org/content/32/5/828.full.pdf+html

Ultrasound-Guided Sacroiliac Joint Injection Technique

Case Report

http://www.painphysicianjournal.com/2008/august/2008;11;543-547.pdf

Fusion of Real-time US with CT Images to Guide Sacroiliac Joint Injection in Vitro and in Vivo1

http://radiology.rsna.org/content/256/2/547.full.pdf+html

Sonoanatomy and Injection Technique of the Iliolumbar Ligament

http://www.painphysicianjournal.com/2011/september/2011;14;469-474.pdf