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Prevalence of dental anxiety and fear in children in Singapore.
Chellappah NK, Vignehsa H, Milgrom P, Lam LG. Chellappah NK, et al. Among authors: lam lg. Community Dent Oral Epidemiol. 1990 Oct;18(5):269-71. doi: 10.1111/j.1600-0528.1990.tb00075.x. Community Dent Oral Epidemiol. 1990. PMID: 2249413