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Examples of “cupping” of different severities in 3 individuals. (a) Cuppings of lesser extent on 36 mesiobuccal cusp in a 20-year-old man who has high intake of cola drinks. (b) Cuppings on 36 in a 22-year-old man with congenital agenesis of salivary glands. (c) Fused cuppings on teeth nos. 84 and 85 in a 5-year-old boy. Published with permission from the Journal of the Swedish Dental Association (Tandläkartidningen) [12].
