SULTANA, S.; KHOSRU, K. H. Practice of using gifts as promotional materials for marketing of pharmaceutical products in Bangladesh: A survey conducted on general physicians and representatives from pharmaceutical companies. Stamford Journal of Pharmaceutical Sciences, [S. l.], v. 4, n. 2, p. 13–18, 2012. DOI: 10.3329/sjps.v4i2.10434. Disponível em: https://banglajol.info/index.php/SJPS/article/view/10434. Acesso em: 25 apr. 2024.