Authors: S Okala; J Doughty; R G Watt; A J Santella; D I Conway; W Crenna-Jennings; R Mbewe; J Morton; I Lut; L Thorley; L Benton; M Hibbert; J M C Jefferies; C Kunda; S Morris; K Osborne; H Patterson; L Sharp; G Valiotis; A Hudson; V Delpech Journal: Br Dent J Date: 2018-07-27 Impact factor: 1.626