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pro vyhledávání: '"D. A. W. Waters"'
Autor:
D. A. W. Waters, I. Chanarin
Publikováno v:
Scandinavian Journal of Haematology. 12:245-248
21 % of 228 tests for vitamin B12 absorption were unsatisfactory because of a discrepancy between the result obtained by the urinary excretion method and by the measurement of plasma radioactivity. The usual error was recording a too low value for th