Does this house or apartment have a central heating system with ducts that blow air into most rooms:Find:Pt:^Patient:Ord:NHEXAS
does this house or apartment have a central heating system with ducts that blow air into most rooms:find:pt:^patient:ord:nhexas
Does this house or apartment have a central heating system with ducts that blow air into most rooms:Finding:To identify measures at a point in time:^Patient:Ordinal:NHEXAS
does this house or apartment have a central heating system with ducts that blow air into most rooms:finding:to identify measures at a point in time:^patient:ordinal:nhexas