Event description.environmental hazard &or safety:Find:Pt:^Patient:Nom:Observed.MERSTH
event description.environmental hazard &or safety:find:pt:^patient:nom:observed.mersth
Event description.environmental hazard &or safety:Find:Pt:^Patient:Nom:Observed.MERSTH
event description.environmental hazard &or safety:find:pt:^patient:nom:observed.mersth