Commentary: what about the ethics?
Winter
G B
GB
D000208:Acute Disease; D002638:Chewing Gum; D002675:Child, Preschool; D004992:Ethics, Medical; D006801:Humans; D010033:Otitis Media / Q000517:prevention & control*; D013295:Streptococcus mutans / Q000302:isolation & purification; D014993:Xylitol / Q000008:administration & dosage*
D002638:Chewing Gum; D014993:Xylitol