title: Evaluation of collagenase activity in the crevicular fluid of children.
mesh_terms: D000293:Adolescent; D002648:Child; D005069:Evaluation Studies as Topic; D005260:Female; D005881:Gingiva / Q000201:enzymology*; D005883:Gingival Crevicular Fluid / Q000201:enzymology; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008297:Male; D003012:Microbial Collagenase / Q000032:analysis*
chemical_list: D003012:Microbial Collagenase