Elden, H., Ladfors, L., Olsen, M. F., Ostgaard, H., & Hagberg, H. (2005). Effects of acupuncture and stabilising exercises as adjunct to standard treatment in pregnant women with pelvic girdle pain: Randomised single blind controlled trial. BMJ Publishing Group Ltd.

Elden, Helen, Lars Ladfors, Monika Fagevik Olsen, Hans-Christian Ostgaard, i Henrik Hagberg. Effects of Acupuncture and Stabilising Exercises As Adjunct to Standard Treatment in Pregnant Women With Pelvic Girdle Pain: Randomised Single Blind Controlled Trial. BMJ Publishing Group Ltd, 2005.

Elden, Helen, et al. Effects of Acupuncture and Stabilising Exercises As Adjunct to Standard Treatment in Pregnant Women With Pelvic Girdle Pain: Randomised Single Blind Controlled Trial. BMJ Publishing Group Ltd, 2005.