F

French, RS, Mccarthy, O, Baraitser, P, Wellings, K, Bailey, JV and Free, C (2013). Texting Sexual Health Pilot - Interview Guide. [Data Collection]. London School of Hygiene & Tropical Medicine, London, United Kingdom. https://doi.org/10.17037/DATA.101.

H

Herrett, E, Williamson, E, van Staa, T, Ranopa, M, Free, C, Chadborn, T, Goldacre, B and Smeeth, L (2015). Text messaging reminders for influenza vaccine in primary care: a cluster randomised controlled trial (TXT4FLUJAB). [Data Collection]. https://doi.org/10.17037/DATA.97.