title: [Calcium hydroxide--problem of radiopacity].
mesh_terms: D002126:Calcium Hydroxide; D003287:Contrast Media; D012387:Root Canal Filling Materials
chemical_list: D003287:Contrast Media; D012387:Root Canal Filling Materials; D002126:Calcium Hydroxide
vernacular_title: Hydróxido de cálcio: problema de radiopacidade