Name Info Provider Link
subscription/membership/fee required HighWire https://casereports.bmj.com/lookup/pmidlookup?view=long&pmid=31040144
Gastrointestinal Bleeding free resource MedlinePlus Health Information https://medlineplus.gov/gastrointestinalbleeding.html
free resource PubMed Central https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/31040144/
free resource Europe PubMed Central https://europepmc.org/abstract/MED/31040144