‘Exercise to me is a scary word’: perceptions of fatigue, sleep dysfunction, and exercise in people with fibromyalgia syndrome—a focus group study

1. Russell, D.
2. Álvarez Gallardo, I.C.
3. Wilson, I.
4. Hughes, C.M.
5. Davison, G.W.
6. Sañudo, B.
7. McVeigh, J.G.