id	domain	url
bjos-8640832	dx.doi.org	http://dx.doi.org/10.1590/1677-3225v14n2a12
bjos-8640832	www.scielo.org.ve	www.scielo.org.ve/pdf/aov/v47n2/art24.pdf
bjos-8640832	dx.doi.org	http://dx.doi.org