Name | Info | Provider | Link |
---|---|---|---|
free resource | PubMed Central | https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/21694920/ | |
free resource | Europe PubMed Central | https://europepmc.org/abstract/MED/21694920 | |
free resource | Dove Medical Press | https://dx.doi.org/10.2147/ijnrd.s7999 |