Name | Info | Provider | Link |
---|---|---|---|
free resource | PubMed Central | https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/12920477/ | |
free resource | Scientific Electronic Library Online | https://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-31802003000300010&lng=en&nrm=iso&tlng=en |