SUN, Yan. User-Profile-Driven Optimization of Marketing Services for Biohealth Products and B2B Customer Relationship Management Strategies. Economics and Management Innovation, [S. l.], v. 2, n. 6, p. 63–70, 2025. DOI: 10.71222/vdt4a695. Disponível em: https://www.gbspress.com/index.php/EMI/article/view/499. Acesso em: 7 dec. 2025.