The effects of iron deficiency anemia on p wave duration and dispersion . Clinics, [S. l.], v. 65, n. 11, p. 1067–1071, 2010. DOI: 10.1590/S1807-59322010001100001. Disponível em: https://revistas.usp.br/clinics/article/view/18481.. Acesso em: 21 may. 2024.