Name	Info	Provider	Link
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/34027966/
	free resource	Sociedad Espanola de Quimioterapia	https://seq.es/abstract/rev-esp-quimioter-2021-may-24-2
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/34027966
	free resource	scite Smart Citations	https://scite.ai/reports/34027966