Treating intractable postamputation pain with wearable, non-invasive, non-thermal, pulsed shortwave (radiofrequency) therapy: a randomized, double-masked, sham-controlled, crossover pilot study.

Competing Interests: Competing interests: BMI, JJF, ETS, and BA: The University of California San Diego has received funding and/or product from the following companies for other research studies of these authors: Epimed International (Dallas, Texas, USA), SPR Therapeutics (Cleveland, Ohio, USA), InfuTronix (Natick, Massachusetts, USA), Avanos Medical (Irvine, California, USA), Masimo (Irvine, CA, USA), and Varian Medical Systems (Palo Alto, California, USA). BJC: The University of California San Diego has received product from Masimo (Irvine, CA, USA) for other research studies. ANQ: No conflicts to disclose.