Sex- and age-specific genetic analysis of chronic back pain.

Freidin MB, Tsepilov YA, Stanaway IB, Meng W, Hayward C, Smith BH, Khoury S, Parisien M, Bortsov A, Diatchenko L, Børte S, Winsvold BS, Brumpton BM, Zwart JA, Aulchenko YS, Suri P, Williams FMK; HUNT All-In Pain.