Name | Info | Provider | Link |
---|---|---|---|
free resource | PubMed Central | https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/4787551/ | |
free resource | Europe PubMed Central | https://europepmc.org/abstract/MED/4787551 | |
free resource | Wiley | https://onlinelibrary.wiley.com/resolve/openurl?genre=article&sid=nlm:pubmed&issn=0007-1188&date=1973&volume=49&issue=1&spage=178P |