Initial treatment with a single pill containing quadruple combination of quarter doses of blood pressure medicines versus standard dose monotherapy in patients with hypertension (QUARTET): a phase 3, randomised, double-blind, active-controlled trial.
Chow CK, Atkins ER, Hillis GS, Nelson MR, Reid CM, Schlaich MP, Hay P, Rogers K, Billot L, Burke M, Chalmers J, Neal B, Patel A, Usherwood T, Webster R, Rodgers A; QUARTET Investigators.. Prog Med (Paris). 1963 Feb 24;91:149-50. Prog Med (Paris). 1963. PMID: 13927893 French..