Authors: LEBOEUFYDE C KYVIK KO BRUUN NH

Citation: C. Leboeufyde et al., LOW-BACK-PAIN AND LIFE-STYLE - PART I - SMOKING - INFORMATION FROM A POPULATION-BASED SAMPLE OF 29,424 TWINS, Spine (Philadelphia, Pa. 1976), 23(20), 1998, pp. 2207-2213