Pulpotomy of human primary molars with MTA and Portland cement: a randomised controlled trial - Sakai, Vivien Thiemy; Moretti, Ana Beatriz da Silveira; Oliveira, Thais Marchini de; Fornetti, Ana Paula Camolese; Santos, Carlos Ferreira dos; Machado, Maria Aparecida de Andrade Moreira; Abdo, Ruy Cesar Camargo (British Dental Journal, 2009)