Multiple mail reminders to increase adherence to influenza vaccination.

Introduction: Different interventions have been proposed to reinforce the use of the influenza vaccine. The use of reminders, whether through letters, phone calls, pamphlets or technological applications, among others, has stood out among those aimed at increasing ad-herence to treatment. However, its effectiveness is not clear.

Reminder sent by mail to increase adherence to influenza vaccination.

Introduction: Different interventions have been proposed to improve influenza vaccine coverage. The use of reminders, through letters, phone calls, pamphlets or technological applications, among others, has stood out among the different alternatives to increase adherence to vaccination. However, its effectiveness is not clear.