title: Passage of orally administered tetracycline into the gingival crevice around natural teeth and around protruding subperiosteal implant abutments in man.
mesh_terms: D000328:Adult; D000368:Aged; D000044:Dental Abutments; D003757:Dental Implantation; D005122:Exudates and Transudates / Q000032:analysis; D005260:Female; D005881:Gingiva / Q000378:metabolism*; D006801:Humans; D008875:Middle Aged; D013752:Tetracycline / Q000032:analysis / Q000378:metabolism*
chemical_list: D013752:Tetracycline