共 50 条
- [44] MICROBIOLOGICAL DETERMINATION OF VITAMIN-B12 IN FOOD PRODUCTS - NEW PROCEDURE ANALES DE LA ASOCIACION QUIMICA ARGENTINA, 1974, 62 (01): : 39 - 49
- [48] INACTIVATION OF MICROBIOLOGICAL ACTIVITY OF CRYSTALLINE VITAMIN-B12 BY REDUCING AGENTS PROCEEDINGS OF THE SOCIETY FOR EXPERIMENTAL BIOLOGY AND MEDICINE, 1950, 75 (01): : 39 - 41
- [50] A MICROBIOLOGICAL ASSAY FOR VITAMIN-B12 USING LACTOBACILLUS-LEICHMANNII PROCEEDINGS OF THE SOCIETY FOR EXPERIMENTAL BIOLOGY AND MEDICINE, 1949, 72 (02): : 515 - 521