BMC pulmonary medicine, 17(1). BioMed Central BMC Pulmonary Medicine van Oort, P M P, Nijsen, T, Weda, H, Knobel, H, Dark, P, Felton, T, Rattray, N J W, Lawal, O, Ahmed, W, Portsmouth, C, Sterk, P J, Schultz, M J, Zakharkina, T, Artigas, A, Povoa, P, Martin-Loeches, I, Fowler, S J, Bos, L D J & BreathDx Consortium 2017, ' BreathDx-molecular analysis of exhaled breath as a diagnostic test for ventilator-associated pneumonia : protocol for a European multicentre observational study ', BMC Pulmonary Medicine, vol. 17, no. 1, pp. 1 . https://doi.org/10.1186/s12890-016-0353-7