'Presumptively Initiating Vaccines and Optimizing Talk with Motivational Interviewing' (PIVOT with MI) trial: a protocol for a cluster randomised controlled trial of a clinician vaccine communication intervention.

Douglas J OpelJeffrey D RobinsonHeather SpielvogleChristine SpinaKathleen GarrettAmanda F DempseyCathryn PerreiraMiriam DickinsonChuan ZhouBarbara PahudJames A TaylorSean T O'Leary

Published in: BMJ open (2020)

NCT03885232.

Keyphrases

study protocol
randomized controlled trial
open label
phase iii
clinical trial
phase ii
double blind