1. Ljungqvist R. Subcutaneous partial rupture of the Achilles tendon. Acta Orthop Scand, suppl 1113, 1968
2. McMaster PE Tendon and muscle ruptures. Clinical and experimental studies on the causes and location of subcutaneous ruptures. J Bone Joint Surg 15:705, 0000.
3. Arner O., I indholm A., Orell SR Histologic changes in subcutaneous rupture of the Achilles tendon . Acta Chir Scand 116:484-490, 1958/ 1959.
4. Davidsson L. , Salo M. Pathogenesis of subcutaneous tendon ruptures . Acta Chir Scand 135:209-212, 1969.
5. Hostad K., Larson LG, Lindholm A. Clearance of radiosodium after local deposit in the Achilles tendon . Acta Chir Scand 116:251, 1958/1959