Steps Ahead: optimising physical activity in adults with cystic fibrosis: Study Protocol for a pilot randomised trial using wearable technology, goal setting and text message feedb... oleh Maire Curran, Audrey C. Tierney, Louise Collins, Lauren Kennedy, Ciara McDonnell, Andrew J. Jurascheck, Ali Sheikhi, Cathal Walsh, Brenda Button, Rose Galvin, Brian Casserly, Roisin Cahalan