Please choose the correct ending to complete the given sentence: Health: [header] How to treat chronic back pain with radio waves [title] Find a doctor that specializes in radiofrequency. [step] If you are experiencing chronic back pain, one way to treat and reduce the pain may be through radiofrequency. Ask your doctor about radiofrequency treatment to find out if it is right for you.

Ending1: Alternatively, ask about cryotherapy. Cryotherapy uses electrodes and electrical stimulation to treat your back pain. Ending2: Check with your doctor to find out if you should be using radiofrequency treatments. [substeps] Radiofrequency treatment involves 1-or 2-frequency, pulsed light waves. Ending3: [title] See a physiotherapist or psychiatrist if you have intense back pain or you experience chronic pain. [step] The doctor may also refer you to a counselor to help develop a treatment plan to help you better deal with your back pain. Ending4: Your doctor will be able to refer you to a specialist in radiofrequency and pain relief. [title] Have your doctor assess your pain source.

Answer format: ending1/ending2/ending3/ending4