1. Division of Hepatic Metabolism and Nutrition, Department of Medicine, New Jersey College of Medicine and Dentistry, Jersey City, New Jersey, the Vitamin Laboratory, Department of Chemistry, Mount Sinai Hospital, New York, New York and Haskins Laboratories, New York, New York
2. New Jersey College of Medicine and Dentistry and Research Associate, Department of Chemistry, Mount Sinai Hospital
3. Vitamin Laboratory, New Jersey College of Medicine and Dentistry and Research Assistant, Department of Chemistry, Mount Sinai Hospital
4. Vitamin Laboratory, Mount Sinai Hospital
5. New Jersey College of Medicine and Dentistry
6. Haskins Laboratories.