Authors: Marco A Peres; Karen G Peres; Andreia M Cascaes; Marcos B Correa; Flávio F Demarco; Pedro C Hallal; Bernardo L Horta; Denise P Gigante; Ana B Menezes Journal: J Periodontol Date: 2011-08-22 Impact factor: 6.993
Authors: Margaret Wandera; Ingunn M S Engebretsen; Isaac Okullo; James K Tumwine; Anne N Astrøm Journal: BMC Oral Health Date: 2009-07-18 Impact factor: 2.757