Rede D'Or São Luiz S.A. agreed to acquire Samer Serviço de Assistência Médica on July 5, 2018. The deal was approved by Brazilian Antitrust Authority CADE. Barbara Rosenberg, Marcos Exposto, Isadora Telli and Maria Guimarães of Barbosa, Müssnich & Aragão Advogados acted as legal advisors to Rede D'Or São Luiz S.A..