The existence is generally accepted, it's included in any larger medical catalog[1], there are standard tests (UTAH test), there's a wide array of literature, b

The existence is generally accepted, it's included in any larger medical catalog[1], there are standard tests (UTAH test), there's a wide array of literature, but management seems to be a problem. [1]: it's classified with critieria since ICD-9, which was defined in 1978.