title: Difficult to wean patients.
authors.affiliation: Department of Pathophysiology and Transplantation, University of Milan, Milan, Italy. Electronic address: jacopo.colombo@unimi.it.
authors.forename: Jacopo
authors.initials: J
authors.lastname: Colombo
mesh_terms: D006801:Humans; D012121:Respiration, Artificial; D015300:Ventilator Weaning
keywords: BNP; Mechanical ventilation; Respiratory failure; Weaning