%0 Journal Article %T Chronic Pain and Sleep Disorders in Primary Care %A Alexander Gallee %A Christoph Pieh %A Markus Boeckle %A Robert Jank %A Sabine Fiegl %J Archive of "Pain Research and Treatment". %D 2017 %R 10.1155/2017/9081802 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5749281/