Lowering blood homocysteine with folic acid based supplements: meta-analysis of randomised trials by Brattstrom, L, Landgren, F, Israelsson, B, Lindgren, A, Hultberg, B, Andersson, A, Cuskelly, G, McNulty, H, Strain, S, McPartlin, J, Weir, D, Scott, J, den Heijer, M, Brouwer, I, Blom, H, Bos, G, Spaans, A, Rosendaal, F, Thomas, C, Haak, H, Wijermans, P, Gerrits, W, Naurath, H, Joosten, E, Riezler, R

Dose-dependent effects of folic acid on blood concentrations of homocysteine: a meta-analysis of the randomized trials by Clarke, R, Frost, C, Sherliker, P, Lewington, S, Collins, R, Brattstrom, L, Brouwer, I, van Dusseldorp, M, Steegers-Theunissen, R, Cuskelly, G, Ward, M, McNulty, H, Scott, J, den Heijer, M, Blom, H, van der Put, N, Shorah, C, Malinow, MR, McMahon, M, Tobert, J, Kush, D, Joosten, E, Riezier, R, Pietrzik, K, Dierkes, J