Recovery from chronic fatigue syndrome: a systematic review-heterogeneity of definition limits study comparison.
Arch Dis Child. 2021 Nov;106(11):1087-1094. doi: 10.1136/archdischild-2020-320196. Epub 2021 Apr 12.
Arch Dis Child. 2021.
PMID: 33846138
Free PMC article.