1. Definition and taxonomy of pain;Bonica,1990
2. General consideration of chronic pain;Bonica,1990
3. Free nerve endings in skeletal muscle of the cat;Stacey;J Anat.,1969
4. Psychological aspects of postoperative pain control;Chapman;Acta Anaesthesiol Belg.,1992
5. The sensitization of high threshold mechanoreceptors with myelinated axons by repeated heating;Fitzgerald;J Physiol.,1977