title: What is apical patency and does it matter?
authors.forename: Richard
authors.initials: R
authors.lastname: Mounce
mesh_terms: D003786:Dental Pulp Cavity / Q000033:anatomy & histology*; D006801:Humans; D011670:Pulpectomy / Q000379:methods; D012387:Root Canal Filling Materials / Q000627:therapeutic use; D012389:Root Canal Obturation / Q000379:methods; D018915:Root Canal Preparation / Q000379:methods; D012390:Root Canal Therapy / Q000379:methods*; D019227:Tooth Apex / Q000033:anatomy & histology*
chemical_list: D012387:Root Canal Filling Materials