Contributing factor.delay &or premature:Find:Pt:^Patient:Nom:Observed.MERSTH
contributing factor.delay &or premature:find:pt:^patient:nom:observed.mersth
Contributing factor.delay &or premature:Finding:To identify measures at a point in time:^Patient:Nominal:Observed.MERSTH
contributing factor.delay &or premature:finding:to identify measures at a point in time:^patient:nominal:observed.mersth