"How" Versus "Why" Messaging to Increase Uptake of Booster Vaccination Against COVID-19: Results of a Pragmatic Randomized Trial.

Nancy HaffNiteesh K ChoudhryGauri BhatkhandePunam A KellerTed RobertsonRebecca OranDaniel HornKatherine L CrumTheresa OduolKaitlin HankenJulie C Lauffenburger

Published in: Journal of general internal medicine (2023)

This trial is registered at clinicaltrials.gov, ID: NCT04871776 . Initial release occurred 04/30/2021.

Keyphrases

study protocol
coronavirus disease
sars cov
phase iii
clinical trial
randomized controlled trial
phase ii
smoking cessation
open label
respiratory syndrome coronavirus