Kris Angkanaporn. (1989) The relative significance of various intestinal segments in plasma calcium regulation. Mahidol University,:ม.ป.ท.Kris Angkanaporn. 1989. The relative significance of various intestinal segments in plasma calcium regulation. ม.ป.ท.:Mahidol University,;Kris Angkanaporn. The relative significance of various intestinal segments in plasma calcium regulation. ม.ป.ท.:Mahidol University, 1989. Print.