[5,4-d]pyrimidine (RA 8)].
D002318:Cardiovascular Diseases / Q000628:therapy*; D011743:Pyrimidines; D014665:Vasodilator Agents / Q000628:therapy*
D011743:Pyrimidines; D014665:Vasodilator Agents; C030986:pyrimidine
CARDIOVASCULAR DISEASES/therapy; VASODILATOR AGENTS/therapy