tokens: Measurements included bone mineral density of the lumbar spine and proximal femur ( by dual-energy X-ray absorptiometry ) and biochemical markers of bone remodeling ( serum bone specific alkaline phosphatase by immunoassay and urine deoxypyridinoline by high-pressure liquid chromatography ) .
folded_tokens: measurement include bone mineral density of the lumbar spine and proximal femur ( by dual-energy x-ray absorptiometry ) and biochemical marker of bone remodeling ( serum bone specific alkaline phosphatase by immunoassay and urine deoxypyridinoline by high-pressure liquid chromatography ) .