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. 2021 May 19;10(10):2192. doi: 10.3390/jcm10102192

Table 3.

LLKardReha-DACH: grades of recommendation.

Strong recommendation “is recommended…”
↑↑ “is not recommended…”
↓↓
Medium recommendation “is suggested…”
“is not suggested….”
neutral “may be considered”