2018DIN 1946-4:2018-09 Ventilation and air conditioning - Part 4: Ventilation in buildings and rooms of health care
2018DIN 1946-4 Beiblatt 1:2018-06 Ventilation and air conditioning - Part 4: Ventilation in buildings and rooms of health care - Supplement 1: Checklist for planning, execution and operation of components
2018DIN 1946-4:2018 Ventilation and air conditioning - Part 4: Ventilation in buildings and rooms of health care
2008DIN 1946-4:2008 Ventilation and air conditioning - Part 4: Ventilation in buildings and rooms of health care
1999DIN 1946-4:1999 Ventilation and air conditioning - Part 4: Ventilation in hospitals (VDI Ventilation rules)