 Each subject will attend the clinic for the screening visit, 3 or 4 treatment visits 3-4 weeks apart, and number of follow-up visits three at least. Evaluation of results of the performed treatments will be performed in course of the next treatment visit prior to performance the next treatment and at follow-up visits at 1, 3 and 6 months after the last treatment in session. Additional evaluation visits at 9 and 12 months after completion the treatment session can be performed upon decision of the investigator in case when considerable improvement is recorded during the 6-months evaluation visit. 