On the dorsum of the hand, midway between the transverse wrist crease and metacarpophalangeal joint, between the second and third metacarpal bones and between the fourth and fifth metacaprpal bones four points in all on both hands.
Acute lumbar sprain. Low back pain.
Maciocia, Giovanni. The Foundations of Chinese Medicine. London: Churchill Livingstone, 1989
OíConnor, John and Bensky, Dan, trans. Acupuncture, A Comprehensive Text. Seattle: Eastland Press, 1981
Xinnong, Cheng, et al. Chinese Acupuncture and Moxibustion. Beijing: Foreign Languages Press, 1987.