Association among gestational diabetes mellitus, periodontitis and prematurity: a cross-sectional study oleh Carla Andreotti Damante, Gerson Aparecido Foratori Junior, Paula de Oliveira Cunha, Carlos Antonio Negrato, Silvia Helena Carvalho Sales-Peres, Mariana Schutzer Ragghianti Zangrando, Adriana Campos Passanezi Sant’Ana