Methods: Bone mineral density (BMD), serum calcitum, urinary calcium, bone gla proteins ( BGP ), and isotopic renal tubule function in 15 osteoporotic patients were determined.

• 方法：对15例骨质疏松的住院病人进行骨密度(BMD)、血钙、尿钙、骨钙素(BGP)及同位素肾小管功能检测。