Name Info Provider Link
Exercise and Physical Fitness free resource MedlinePlus Health Information https://medlineplus.gov/exerciseandphysicalfitness.html
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/33523288/
subscription/membership/fee required Springer https://dx.doi.org/10.1007/s00246-021-02540-1
free resource Europe PubMed Central https://europepmc.org/abstract/MED/33523288
Exercise for Children free resource MedlinePlus Consumer Health Information https://medlineplus.gov/exerciseforchildren.html
free resource scite Smart Citations https://scite.ai/reports/33523288