Name | Info | Provider | Link |
---|---|---|---|
free resource | HighWire | http://heart.bmj.com/cgi/pmidlookup?view=long&pmid=5557469 | |
free resource | PubMed Central | https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/5557469/ | |
free resource | Europe PubMed Central | https://europepmc.org/abstract/MED/5557469 |