Broens SJL, Prins SA, de Kleer D, Niesters M, et al. Postoperative respiratory state assessment using the Integrated Pulmonary Index
(IPI) and resultant nurse interventions in the post-anesthesia care unit: a
randomized controlled trial. J Clin Monit Comput 2020 Jul 29. pii: 10.1007/s10877-020-00564.
PMID: 32729065