ALIFER, O. Levodropropizine for cough treatment in adults: a randomized controlled trial. Psychosomatic Medicine and General Practice, [S. l.], v. 3, n. 3, p. e030361, 2018. DOI: 10.26766/pmgp.v3i3.61. Disponível em: https://grobid.e-medjournal.com/index.php/psp/article/view/61. Acesso em: 8 jul. 2026.