1. The relation of arthritis of the sacroiliac joint to sciatica;Yeoman;Lancet,1928
2. Sciatica and the sacro-iliac joint;Freiberg;J. Bone & Joint Surg.,1934
3. Sacro-iliac joint and pain of sciatic radiation;Hershey;J. A. M. A.,1943
4. A consideration of the types and treatment of coccygodynia;Waters;Am. J. Obst. & Gynec.,1937
5. Tonic spasm of the levator ani, coccygeus and piriformis muscles: relationship to coccygodynia;Thiele;Tr. Am. Proc. Soc.,1936