The Mobile Solutions for Immunization (M-SIMU) Trial: A Protocol for a Cluster Randomized Controlled Trial That Assesses the Impact of Mobile Phone Delivered Reminders and Travel Subsidies to Improve Childhood Immunization Coverage Rates and Timeliness in Western Kenya

Dustin G Gibson   ¹ , MS,PhD ;   E. Wangeci Kagucia   ¹ , MHS ;   Benard Ochieng   ² , MS ;   Nisha Hariharan   ¹ , MSPH ;   David Obor   ² , MS ;   Lawrence H. Moulton   ¹ , PhD ;   Peter J. Winch   ¹ , MPH,MD ;   Orin S Levine   ¹ , PhD ;   Frank Odhiambo   ² , PhD ;   Katherine L. O'Brien   ¹ , MPH, MD ;   Daniel R. Feikin   ³ , MSPH, MD

¹ Department of International Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, United States

² Health and Demographic Surveillance System Branch, Kenya Medical Research Institute and Centers for Disease Control and Prevention Public Health Collaboration, Kisian, Kenya

³ Division of Viral Diseases, Centers For Disease Control and Prevention, Atlanta, GA, United States