MODIFICATION IN SAMPLE PREPARATION FOR THE MICROBIOLOGICAL ASSAY OF VITAMIN B12.
D001681:Biological Assay; D003486:Cyanides; D006397:Hematinics; D011188:Potassium; D012106:Research; D013048:Specimen Handling; D013447:Sulfites; D014805:Vitamin B 12
D003486:Cyanides; D006397:Hematinics; D013447:Sulfites; D014805:Vitamin B 12; D011188:Potassium
BIOLOGICAL ASSAY; CYANIDES; EXPERIMENTAL LAB STUDY; POTASSIUM; SULFITES; VITAMIN B 12