Potential of Physical Analgesia in the Complex Rehabilitation of Patients with Stump Pain and Phantom Pain After Lower Limb Amputation (A Double-blind Randomised Controlled Trial of Efficacy of Deep Oscillation, Laser Therapy and Paravertebral Infiltrations) - Koleva, Ivet B.; Ioshinov, Borislav R.; Yoshinov, Radoslav D. (Current Trends in Medicine and Medical Research Vol. 3, 2019)