Study of promotional drug literature among doctors in a teaching hospital in Northern India. International Journal of Research in Pharmacology & Pharmacotherapeutics, [S. l.], v. 8, n. 3, p. 343–347, 2021. DOI: 10.61096/ijrpp.v8.iss3.2019.343-347. Disponível em: https://ijrpp.com/ijrpp/article/view/90. Acesso em: 29 apr. 2026.