title: Clarifying points.
authors.forename: N
authors.initials: N
authors.lastname: Parkin
mesh_terms: D000367:Age Factors; D003481:Cuspid / Q000601:surgery*; D006801:Humans; D014078:Tooth Eruption / Q000502:physiology; D014081:Tooth Extraction; D014094:Tooth, Deciduous / Q000601:surgery*