Dorsal spine of Orthacanthus adamas from the Upper Freeport Coal (Carboniferous) of Linton, Ohio. The spine is about 71 mm long. Disclaimer: AAAS and EurekAlert! are not responsible for the ...

Chennai: A team of spine surgeons and pain specialists of Apollo Cancer Centre (ACC)in Chennai recently performed India's first Dorsal Root Ganglion (DRG) stimulation surgery using a spinal cord ...