Donnermeyer D 1

1. Awareness of possible complications associated with direct composite restorations: A multinational survey among dentists from 13 countries with meta-analysis
2. Clinical Difficulties Related to Direct Composite Restorations: A Multinational Survey
3. Assessment of the Prevalence of Middle Mesial Canal in Mandibular First Molar: A Multinational Cross-sectional Study with Meta-analysis
4. Root and canal configurations of maxillary first premolars in 22 countries using two classification systems: a multinational cross-sectional study
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