title: High carbon monoxide levels measured in enclosed skating rinks.
mesh_terms: D000388:Air / Q000032:analysis*; D001900:Boston; D002248:Carbon Monoxide / Q000009:adverse effects / Q000032:analysis*; D006688:Hockey; D006801:Humans; D012861:Skating; D013177:Sports; D013178:Sports Medicine; D014691:Ventilation
chemical_list: D002248:Carbon Monoxide