Name | Info | Provider | Link |
---|---|---|---|
free resource | BioMed Central | https://bmcmededuc.biomedcentral.com/articles/10.1186/1472-6920-9-13 | |
Endoscopy | free resource | MedlinePlus Health Information | https://medlineplus.gov/endoscopy.html |
free resource | PubMed Central | https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/19284543/ | |
free resource | Europe PubMed Central | https://europepmc.org/abstract/MED/19284543 |