Effectiveness of mucoactives (carbocisteine and hypertonic saline) in addition to usual airway clearance management with usual airway clearance management alone in acute respiratory failure (MARCH): study protocol for a multi-centre 2x2 factorial, randomised, controlled, open-label, Phase 3, pragmatic, clinical and cost-effectiveness trial with internal pilot (NIHR Open Research, 2025)

(untitled) - Connolly, B; Dickson, N; Agus, A; Blackwood, B; Borthwick, M; Bradley, J; Campbell, C; Chikhani, M; Clarke, M; Dark, P; Lall, R; McDowell, C; et al.