Patient Portal Flu Vaccine Reminders_RCT 4

Conditions:   Influenza;   Respiratory Tract Infections Interventions:   Behavioral: Text Message R/R with Direct Appointment Schedule Link;   Behavioral: Text Message R/R without Direct Appointment Schedule Link;   Behavioral: Text Pre-Appointment Reminder;   Behavioral: Portal Message R/R with Direct Appointment Schedule Link;   Behavioral: Portal Message R/ R without Direct Appointment Schedule Link;   Behavioral: Portal Pre-Appointment Reminder Sponsors:   University of California, Los Angeles;   National Institute of Allergy and Infectious Diseases (NIAID) Not yet recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials