Effect of Personalized Messages Sent by a Health System's Patient Portal on Influenza Vaccination Rates: a Randomized Clinical Trial.

Peter G SzilagyiChristina S AlbertinAlejandra CasillasRebecca ValderramaO Kenrik DuruMichael K OngSitaram VangalaChi-Hong TsengSharon G HumistonSharon EvansMichael SloyanJonathan E BogardCraig R FoxCarlos Lerner

Published in: Journal of general internal medicine (2021)

This trial was registered with ClinicalTrials.gov (NCT04110314).

Keyphrases

study protocol
case report
phase iii
clinical trial
phase ii
open label
double blind