Name | Info | Provider | Link |
---|---|---|---|
subscription/membership/fee required | Nature Publishing Group | https://doi.org/10.1038/bjc.1970.11 | |
free resource | PubMed Central | https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/4913770/ | |
free resource | Europe PubMed Central | https://europepmc.org/abstract/MED/4913770 |