1.
Carlone S, Minenna M, Morlino P, et al. Clinical efficacy and tolerability of an immune- stimulant* constituted by inactivated bacterial bodies in the prophylaxis of infectious episodes of airways: a double blind, placebo-controlled, randomized, multicentre study. Multidiscip Respir Med. 2014;9(1). doi:10.4081/mrm.2014.393