Name | Info | Provider | Link |
---|---|---|---|
free resource | BioMed Central | https://bmcpublichealth.biomedcentral.com/articles/10.1186/1471-2458-12-737 | |
free resource | PubMed Central | https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/22943135/ | |
free resource | Europe PubMed Central | https://europepmc.org/abstract/MED/22943135 |