MEJÍA, Pedro Pablo; 						MONTERRSA, María Claudia.
 Comparison of the degree of coronal pigmentation in extracted premolars after the application of Bi-antibiotic and Tri-antibiotic pastes..
<strong>Journal of Oral Research</strong>, [S.l.], v. 4, n. 2, p. 116-123, mar. 2015.
ISSN 0719-2479.
Available at: &lt;<a href="https://joralres.com/index.php/JOralRes/article/view/joralres.2015.024" target="_new">https://joralres.com/index.php/JOralRes/article/view/joralres.2015.024</a>&gt;. Date accessed: 18 may 2024.
doi: <a href="https://doi.org/10.17126/joralres.2015.024">https://doi.org/10.17126/joralres.2015.024</a>.