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A.A. Portale, B.P. Halloran, E.T. Lonergan, R.C. Morris. Effect of aging on the circadian rhythm in serum concentration of phosphorus in healthy men. Bone and Mineral. 1992 Apr 1; 17:179.
A.A. Portale, B.P. Halloran, E.T. Lonergan, R.C. Morris