Journal of Biological Chemistry · 1948 · 217 citations · 8 references
BiologyBotanyNatural SciencesPlant EcologyFactor RequiredPlant Growth RegulatorPlant PhysiologyPlant Development
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Crystalline Vitamin B <sub>12</sub>
Edward L. Rickes, Norman G. Brink, Frank R. Koniuszy et al. · Science · 1948 · 545 citations
THE MICROBIOLOGICAL ASSAY OF VITAMIN Bc CONJUGATE
O. D. Bird, Betty Bressler, Raymond A. Brown et al. · Journal of Biological Chemistry · 1945 · 65 citations · Full text