Retaining blood donors: A relationship management perspective. Communicare: Journal for Communication Studies in Africa, [S. l.], v. 36, n. 1, p. 79–93, 2022. DOI: 10.36615/jcsa.v36i1.1588. Disponível em: https://journals.uj.ac.za/index.php/jcsa/article/view/1588.. Acesso em: 14 may. 2025.