Authors:
ADAMS MJ
KHOURY MJ
SCANLON KS
STEVENSON RE
KNIGHT GJ
HADDOW JE
SYLVESTER GC
CHEEK JE
HENRY JP
STABLER SP
ALLEN RH
Citation: Mj. Adams et al., ELEVATED MIDTRIMESTER SERUM METHYLMALONIC ACID LEVELS AS A RISK FACTOR FOR NEURAL-TUBE DEFECTS, Teratology, 51(5), 1995, pp. 311-317
Citation: Gc. Sylvester et al., FIRST-TRIMESTER ANESTHESIA EXPOSURE AND THE RISK OF CENTRAL-NERVOUS-SYSTEM DEFECTS - A POPULATION-BASED CASE-CONTROL STUDY, American journal of public health, 84(11), 1994, pp. 1757-1760