Salah, Nabil Comparison of oral health in children aged 5-6 years in the Czech Republic and Yemen. [electronic resource] - Central European journal of public health Dec 2018 - 305-309 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1210-7778 Standard No.: 10.21101/cejph.a4893 doi Subjects--Topical Terms: ChildChild, PreschoolCzech Republic--epidemiologyDental Caries--epidemiologyFemaleHumansMaleOral Health--statistics & numerical dataPrevalenceYemen--epidemiology