title: Natural ventilation needs supplementing.
authors.affiliation: Catalyst Healthcare.
authors.forename: Michael
authors.initials: M
authors.lastname: Touhey
authors.forename: Eurling Carl
authors.initials: EC
authors.lastname: McKenzie
mesh_terms: D016902:Air Pollution, Indoor; D006268:Health Facilities; D006358:Hot Temperature; D019982:Organizational Case Studies; D012621:Seasons; D011795:Surveys and Questionnaires; D006113:United Kingdom; D014691:Ventilation / Q000379:methods*