Zanasi, A.; Lanata, L.; Fontana, G.; Saibene, F.; Dicpinigaitis, P.; De Blasio, F. Levodropropizine for Treating Cough in Adult and Children: A Meta-Analysis of Published Studies. Multidiscip Respir Med 2015, 10 (1). https://doi.org/10.4081/mrm.2015.293.