graphical sorting , according to various physical and biological classification parameters , permits one to judge , from visual inspection , such questions as whether mice as a species are more sensitive than rats as a species , whether intravenous injection is generally more effective than inhalation , whether a single well-defined dose-response function , which ignores these classification parameters , can be evaluated numerically from the composite data base deriving from all oncogenic studies with a given chemical , etc .
C0031809
physical
C0220825
evaluated