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我国人群缺钙问题急待解决朱兆一锦州市结核病医院锦州１２１００３钙是人体必需的营养素，成人体内含钙总量的９９％构成骨路和牙齿，其余１％的钙存在于软组织、细胞外液和血液中，在一些基本生理过程中起作用。钙参与凝血、肌肉收缩、心功能、正常神经与肌肉的应激性等...
People in China need to solve the problem of calcium deficiency urgently Zhu Zhaoyi Jinzhou Tuberculosis Hospital Jinzhou 121003 Calcium is the body’s essential nutrients, 99% of the total body calcium in adults constitute the bone and teeth, the remaining 1% calcium in soft tissue, extracellular Fluid and blood play a role in some basic physiological processes. Calcium involved in coagulation, muscle contraction, cardiac function, normal nerve and muscle stress and so on ...