1. Prentice WE (2011) Therapeutic modalities in rehabilitation. McGraw-Hill, New York
2. Kumar V, Abbas AK, Aster JC (2013) Patologia Básica. Elsevier, Rio de Janeiro
3. Habash RWY, Bansal R, Krewski D et al (2006) Thermal therapy, part 1: an introduction to thermal therapy. Crit Rev Biomed Eng 34:459–489
4. Stewart HF, Harris GR, Herman BA et al (1974) Survey of the use and performance of ultrasonic therapy equipment in Pinellas County. Phys Ther 54:707–715
5. Lima LS, Costa Júnior JFS, Costa RM et al (2012) Exatidão da potência acústica de equipamentos comerciais de ultrassom fisioterapêutico. CBEB 2012. XXIII Congresso Brasileiro De Engenharia Biomédica, Porto De Galinhas, Brazil 2012:2443–2447