1. Adler I (1900) Muscular rheumatism. Med Rec 57:529–535
2. Bendall JR (1969) Muscles, molecules, and movement: an essay in the contraction of muscles. Elsevier, New York
3. Brückle W, Suckfüll M, Fleckenstein W et al. (1990) Gewebe-pO2-Messung in der verspannten Rückenmuskulatur (M. erector spinae). Z Rheumatol 49:208–216
4. Buchthal F, Schmalbruch H (1980) Motor unit of mammalian muscle. Physiol Rev 60:90–142
5. Federative Committee on Anatomical Terminology (1998) Terminologia Anatomica. Thieme, Stuttgart