[X]Exposure to high and low air pressure and changes in air pressure, occurrence at industrial and construction area
[x]exposure to high and low air pressure and changes in air pressure, occurrence at industrial and construction area
[X]Exps high+low air prs+chng air prs occ indust/constr area
[x]exps high+low air prs+chng air prs occ indust/constr area