title: Interdependence of various types of pharmacological activity in case of some 4H-pyrido (1, 2a) pyrimidine derivatives.
mesh_terms: D000284:Administration, Oral; D000818:Animals; D001681:Biological Assay; D007275:Injections, Intravenous; D007279:Injections, Subcutaneous; D008433:Mathematics; D011743:Pyrimidines / Q000008:administration & dosage / Q000633:toxicity*; D051381:Rats; D013223:Statistics as Topic; D013329:Structure-Activity Relationship
chemical_list: D011743:Pyrimidines