Criteria for inclusion were otherwise healthy pregnant women over age 18, with a single gestation, 22 weeks or less of gestation, gingival inflammation with ‡25% of sites with bleeding on probing,
Criteria for inclusion were otherwise healthy pregnantwomen over age 18, with a single gestation, 22 weeksor less of gestation, gingival inflammation with ‡25%of sites with bleeding on probing,