The prevalence of caries in groups of children aged 4-5 and 7-8 years in Khartoum, Sudan

Raadal M, Elhassan FE, Rasmussen P. The prevalence of caries in groups of children aged 4-5 and 7-8 years in Khartoum, Sudan. Int J Paediatr Dent. 1993; 1(3): 9-15.