Lopez LR, Barlogio CJ, Broberg CA, Wang J, Arthur JC. A nadA mutation confers nicotinic acid auxotrophy in pro-carcinogenic intestinal escherichia coli NC101. Front Microbiol. 2021 Jun 2;12:670005. doi: 10.3389/fmicb.2021.670005
Hoogeveen EK, Rothman KJ. Hyperhomocysteinemia increases the risk of death in type 2 diabetes. Cardiovasc Rev Rep. 2001;22:207-12.
Parsley (Edwards) TL. Review of the phantom respondents: opinion surveys and political representation. J Off Stat. 1994;10(3):351-5.