| http://www.w3.org/ns/prov#value | - For all articles, reviewers extracted information on general study characteristics: study design, whether the study was a follow-up or additional analysis of another study, location, recruitment start and end dates, inclusion and exclusion criteria, description of the study intervention, inhaled nitric oxide (iNO) dose and duration, and length of follow-up (see Appendix C, Study Characteristics Fo
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