Fig. 1From: Both indirect maternal and direct fetal genetic effects reflect the observational relationship between higher birth weight and lower adult bone massThe study design overview. BMD, bone mineral density; IVW, inverse variance-weighted method; MR, Mendelian randomization; MR-PRESSO, MR pleiotropy residual sum and outlier test; QUS, quantitative ultrasound; DXA, dual-energy X-ray absorptiometryBack to article page