title: Evaluation of chromogens suitable for occult blood in faeces.
mesh_terms: D000328:Adult; D002648:Child; D002675:Child, Preschool; D003124:Colorimetry; D005069:Evaluation Studies as Topic; D005189:False Positive Reactions; D005243:Feces / Q000032:analysis*; D005260:Female; D005374:Filtration; D006801:Humans; D007202:Indicators and Reagents; D007501:Iron; D008297:Male; D008722:Methods; D009281:Naphthalenes; D009780:Occult Blood
chemical_list: D007202:Indicators and Reagents; D009281:Naphthalenes; D007501:Iron