TABLE OF CONTENTS 1
Title page 1
Proceedings 2
Organization 3
Faculty 3
Contents of Articles Presented: 5
1．Current Knowledge of Calcium Metabolism and Functions.—Dr. T.M. Bray 5
2．Current Knowledge of Vitamin D Metabolism, Function and Toxicity. — Dr. S. Zlotkin Discussions 10
3．Methods for Assessing Calcium Status.—Dr. T.M. Bray 17
4．Methods For Assessing Vitamin D Deficiency and Toxicity.—Dr. S. Zlotkin 20
5．Calcium and Vitamin D Requirement of Infants and Toddlers. —Discussions Dr. G. Harvey Anderson 27
6．Congenital Vitamin D-Deficiency Rickets. —Prof. Guan Qin Run 46
7．Vitamin D-Deficiency Rickets and Hypocalcemia in the Neonate. —Prof. Feng Zekang 52
8．Calcium Intake and Status of Chinese Infants.—Prof. Yu Zhishen 59
9．Prevalence of Vitamin D-Deficiency Among Chinese Infants and Young Children.—Prof. Ho Zhi-Chien 66
10．Prevention of Vitamin D-Deficien？ ets and Calcium Deficiency Among Infants.—Prof. Qin Huisheng 72
11．Vitamin D and Calcium Food Sources and The Bioavailability of Calcium in Foods.—Ms. Louise Lennard 80
12．Use of Vitamin D-fortified Cow's Milk in the Pre？tion of Rickets in Sichuan. —Prif. Zhang Mao-Yu 92
13．Use of Vitamin A and D-fortified Cow's Milk in the Prevention of Rickets in Beijing.—Prof. Li Tong Discussions 99
14．A Nutrition Education Intervention-Based on a Weaning Practices Survey in Rural Sichuan.—Dr. Georgia Guldom 107
15．Doses of Vitamin D for the Prevention o？ ets in Four Regions in China.—Prof. Chen Xue-Cun 118
16．Public Heal Education Programs to Promote Adeouate Calcium and Vitamin D Status Among Infants and Children—Ms. Louise Lennard Discussions 122
Summary and Conclusions—Dis. David L. Yeung,Ho Zhi-Chien 132
Students' Posters 134