title: Flare-ups in endodontics: I. Etiological factors.
mesh_terms: D000917:Antibody Formation; D018407:Bacterial Physiological Phenomena; D003788:Dental Pulp Diseases / Q000209:etiology* / Q000276:immunology / Q000378:metabolism / Q000382:microbiology / Q000503:physiopathology; D006801:Humans; D007111:Immunity, Cellular; D009712:Nucleotides, Cyclic / Q000378:metabolism; D011312:Pressure; D012390:Root Canal Therapy
chemical_list: D009712:Nucleotides, Cyclic