1. https://www.physio-pedia.com/Aquatherapy

2. http://www.copdfoundation.org/What-is-COPD/Living-with-COPD/Breathing-Techniques.aspx

3. http://emedicine.medscape.com/article/1143066-medication#1

4. http://emedicine.medscape.com/article/1125851-overview#a5

5. http://www.surveyophthalmol.com/article/0039-6257(88)90088-4/abstract

6. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2465326/

7. https://blogs.uoregon.edu/sciencestuff/2014/04/23/are-ultrasound-and-other-heat-application-techniques-useful-as-therapeutic-treatments/#:~:text=Superficial%20thermotherapy%20is%20the%20application%20of%20heat%20to,for%20treating%20things%20like%20muscles%20and%20deeper%20tissues.

8. http://emedicine.medscape.com/article/1833084-overview#a05

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15. http://books.google.com/books?id=1sWk1GYCvKoC&pg=PA260&lpg=PA260&dq=microwave+diathermy+hematoma&source=bl&ots=E4J7YXy6XC&sig=iMhUEFZSUmnAp3J-1lxI_GJLpgg&hl=en&sa=X&ei=lZbHU_vOCMfwoATzvoGgBw&ved=0CEwQ6AEwBg#v=onepage&q=microwave%20diathermy%20hematoma&f=false

16. http://www.sciencedirect.com/science/article/pii/S2090123211000300

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20. http://www.enrichedhealthcare.com.au/library/resources/tens

21. http://dictionary.reference.com/browse/effleurage

22. http://books.google.com/books?id=1sWk1GYCvKoC&pg=PA304&lpg=PA304&dq=cervical+traction+25+pounds&source=bl&ots=E4J7YYp50F&sig=xgVpilyUs9GekRw2uhGf2VuL8Hc&hl=en&sa=X&ei=TZrHU6TKO8froASd-4Bw&ved=0CGEQ6AEwAw#v=onepage&q=cervical%20traction%2025%20pounds&f=false

23. http://www.ncbi.nlm.nih.gov/pubmed/16874584

24. https://www.verywell.com/fast-and-slow-twitch-muscle-fibers-3120094

25. https://www.verywell.com/fast-and-slow-twitch-muscle-fibers-3120094

26. http://books.google.com/books?id=1sWk1GYCvKoC&pg=PA260&lpg=PA260&dq=microwave+diathermy+cancer&source=bl&ots=E4J7YYp8UB&sig=ua4eaprLW4R0vjbMIaynbl4AO5w&hl=en&sa=X&ei=JZvHU-biMMb3oATx_YLwBg&ved=0CEsQ6AEwBQ#v=onepage&q=microwave%20diathermy%20cancer&f=false

27. http://www.jospt.org/doi/pdf/10.2519/jospt.1979.1.2.89

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32. http://ceaccp.oxfordjournals.org/content/9/4/130.full.pdf

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40. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3104931/#B12