title: Over hill, over dale, we will hit the dusty trail.
authors.forename: R D
authors.initials: RD
authors.lastname: Thomas
mesh_terms: D001445:Bahrain; D003756:Dental Hygienists / Q000193:education*; D003906:Developing Countries; D005260:Female; D006801:Humans; D007730:Kuwait; D008297:Male; D011174:Portugal; D012744:Sex Ratio; D012924:Social Conditions