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6. Serum methylmalonic acid before and after oral L-isoleucine loading in cobalamin-deficient patients. Moelby L, Rasmussen K, Jensen MK, Thomsen LH, Nielsen G. Scand J Clin Lab Invest; 1992 Jun; 52(4):255-9. PubMed ID: 1439511 [Abstract] [Full Text] [Related]
7. Assay of methylmalonic acid in the serum of patients with cobalamin deficiency using capillary gas chromatography-mass spectrometry. Stabler SP, Marcell PD, Podell ER, Allen RH, Lindenbaum J. J Clin Invest; 1986 May; 77(5):1606-12. PubMed ID: 3700655 [Abstract] [Full Text] [Related]
9. [Cobalamin deficiency despite normal serum cobalamins]. Rasmussen K, Pedersen KO, Sillesen S. Ugeskr Laeger; 1992 Feb 03; 154(6):346-7. PubMed ID: 1539366 [Abstract] [Full Text] [Related]
10. Neuropsychiatric disorders caused by cobalamin deficiency in the absence of anemia or macrocytosis. Lindenbaum J, Healton EB, Savage DG, Brust JC, Garrett TJ, Podell ER, Marcell PD, Stabler SP, Allen RH. N Engl J Med; 1988 Jun 30; 318(26):1720-8. PubMed ID: 3374544 [Abstract] [Full Text] [Related]
11. [Measurement of methylmalonic acid, homocysteine and methionine in cobalamin and folate deficiencies and homocysteinuria]. Ueland PM, Schneede J. Tidsskr Nor Laegeforen; 2008 Mar 13; 128(6):690-3. PubMed ID: 18337849 [Abstract] [Full Text] [Related]
13. Plasma methylmalonic acid in relation to serum cobalamin and plasma homocysteine in a psychogeriatric population and the effect of cobalamin treatment. Nilsson K, Gustafson L, Fäldt R, Anderson A, Vaara I, Nilsson R, Alm B, Hultberg B. Int J Geriatr Psychiatry; 1997 Jan 13; 12(1):67-72. PubMed ID: 9050426 [Abstract] [Full Text] [Related]