Belli R, Sartori N, Peruchi L, Guimarães J, Vieira L, Baratieri L, et al
. Effect of multiple coats of ultra-mild all-in-one adhesives on bond strength to dentin covered with two different smear layer thicknesses. J Adhes Dent. 2011;13:507-16 pubmed publisher
..05). The thickness of the smear layer affected the bond strength of both all-in-one adhesives. Additional coats can be beneficial to bond strength, especially with Clearfil S3 Bond. ..