Part 1, Introduction -- Chapter 1:Crossing boundaries: Quality in care transitions?; Karina Aase, Lene Schibevaag and Justin Waring -- Chapter 2: Studying complex care transitions from a qualitative perspective; Kristin A. Laugaland, Dagrunn N Dyrstad, Karina Aase -- Chapter 3: Studying complex care transitions from a quantitative perspective; Line Kildal Bragstad, Christina Foss -- Part 2, Pat…