title: Letter: Law of the initial value.
mesh_terms: D000959:Antihypertensive Agents / Q000494:pharmacology; D001794:Blood Pressure / Q000187:drug effects; D004305:Dose-Response Relationship, Drug; D006801:Humans; D006973:Hypertension / Q000188:drug therapy*; D013268:Stimulation, Chemical
chemical_list: D000959:Antihypertensive Agents