1. Department of Clinical Sciences; Lund University/CRC; Skåne University Hospital SUS; Malmö Sweden
2. Department of Pediatrics; Östersund Hospital; Östersund Sweden
3. Department of Pediatrics; Kristianstad Hospital; Kristianstad Sweden
4. Department of Pediatrics; Ängelholm Hospital; Ängelholm Sweden
5. Department of Pediatrics; Ystad Hospital; Ystad Sweden
6. Department of Pediatrics; Helsingborg Hospital; Helsingborg Sweden