title: Gingival response to retraction by ferric sulfate (Astringedent).
mesh_terms: D000534:Alum Compounds; D000818:Animals; D003761:Dental Impression Technique / Q000295:instrumentation*; D005290:Ferric Compounds / Q000009:adverse effects*; D005881:Gingiva / Q000033:anatomy & histology; D005882:Gingival Diseases / Q000139:chemically induced* / Q000473:pathology; D007501:Iron / Q000009:adverse effects*; D013552:Swine; D013556:Swine, Miniature
chemical_list: D000534:Alum Compounds; D005290:Ferric Compounds; C024823:ferric sulfate; D007501:Iron