Amniotic fluid methylmalonic acid level

Fensom AH, Benson PF, Chalmers RA, et al: Experience with prenatal diagnosis of propionic acidaemia and methylmalonic aciduria. J Inher Metab Dis 1984; 7(2):127-128.

Parvy P, Bardet J, Chadefaux-Vekemans B, et al: Free amino acids in amniotic fluid and the prenatal diagnosis of homocystinuria with methylmalonic aciduria. Clin Chem 1995; 41(11):1863-1864.