共 22 条
- [1] BAUGH CM, 1969, LANCET, V2, P519
- [4] COSTA DM, 1972, CLIN RES, V20, P483
- [6] GHITIS J, 1967, AM J CLIN NUTR, V20, P1
- [10] MEASUREMENT OF SERUM VITAMIN B12 LEVEL USING RASIOISOTOPE DILUTION AND COATED CHARCOAL [J]. BLOOD-THE JOURNAL OF HEMATOLOGY, 1965, 26 (02): : 202 - &