Name	Info	Provider	Link
	free resource	BioMed Central	https://eurjmedres.biomedcentral.com/articles/10.1186/s40001-021-00488-9
Collapsed Lung	free resource	MedlinePlus Health Information	https://medlineplus.gov/collapsedlung.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/33557953/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/33557953
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-HLA-B-1
	free resource	scite Smart Citations	https://scite.ai/reports/33557953