Ban goc (Tiếng Anh)

and the Online Distributed Proofreading Team. THE VITAMINE MANUAL A Presentation of Essential Data About the New Food Factors BY WALTER H. EDDY ASSOCIATE PROFESSOR PHYSIOLOGICAL CHEMISTRY Teachers College, Columbia University CONTENTS CHAPTER I HOW VITAMINES WERE DISCOVERED CHAPTER II THE ATTEMPTS TO DETERMINE THE CHEMICAL NATURE OF A VITAMINE CHAPTER III THE METHODS USED IN TESTING FOR VITAMINES CHAPTER IV THE YEAST TEST FOR VITAMINE B CHAPT