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3. The effect of active training on the nutritive blood flow in exercising ischemic legs. Zetterquist S. Scand J Clin Lab Invest; 1970 Jan; 25(1):101-11. PubMed ID: 5444955 [No Abstract] [Full Text] [Related]
5. The effect of syncardial massage produced without synchronization and with different pressure impulse frequencies. Valtonen EJ, Lilius HG. Ann Chir Gynaecol Fenn; 1973 Jan; 62(2):69-72. PubMed ID: 4717364 [No Abstract] [Full Text] [Related]