| Keywords | MeSH-Term |
| diathermy | yes |
| fango packs | no |
| heat application/wrap | no |
| hot packs | no |
| hyperemic cream/gel/ointment/products | no |
| hyperthermia induced | yes |
| low back pain | yes |
| mud packs | yes |
| thermal therapy | no |
| thermotherapy | no |
| topical hyperemic products | no |
| topical warming products | no |
| ultrasonic therapy | yes |
| warming products | no |
| warmth application | no |