Journal Article
Koyanagi, Ai, Andrew Stickley, Noe Garin, Marta Miret, Jose L Ayuso-Mateos, Matilde Leonardi, Seppo Koskinen, Aleksander Galas, and Josep M Haro.
"The Association between Obesity and Back Pain in Nine Countries: A Cross-sectional Study." BMC Public Health 15, no. 1 (2015).