SÃO PAULO: Brazil: The 43rd edition of the Congresso Internacional de Odontologia de São Paulo (CIOSP) opened today at the Expo Center Norte in Brazil. Over the next four days, the congress will bring together dental professionals, researchers, educators and industry representatives from across the country and beyond. Organised by the Associação Paulista de Cirurgiões Dentistas (APCD), the meeting is regarded as one of the largest and most established dental congresses in Latin America.