Referenser - plana eller indragna bröstvårtor
- Kylberg, E, Westlund AM, Zwedberg, S. Amning idag. Gothia förlag: 2014.
- Cotterman KJ. Reverse pressures softening. A simple tool to prepare arela for easier latch during engorgement. Journal of Huamn Lactation. 2004;
- Riordan J, Wambach K. Breastfeeding and human lactation. 4th edition. Jones & Bartlett Learning; 2009.
- Walker M. Core Curriculum for lactation consultant practice. Sudbury, Jones and Barlett. 2002;
- Lawrence RA, Lawrence RM. Breastfeeding. A guide for the medical profession. Elsevier Mosby. 1999;
- Powers D, Bodley Tapia V: Womens experiences using a nipple shield. J Human Lactation, 20:327-31, 2004.