Christensen T, Riis AH, Hatch EE, Wise LA, Nielsen MG, Rothman KJ, Toft Sorensen H, Mikkelsen EM. Costs and efficiency of online and offline recruitment methods: a web-based cohort study. J Med Internet Res. 2017 Mar 1;19(3):e58. doi: 10.2196/jmir.6716
Juliao P, Marrs CF, Xie J, Gilsdorf JR. Histidine auxotrophy in commensal and disease-causing nontypeable Haemophilus influenzae. J Bacteriol. 2007 Jul;189(14):4994-5001. doi: 10.1128/JB.00146-07
Pearson IV, Page MD, van Spanning RJM, Ferguson SJ. A mutant of paracoccus denitrificans with disrupted genes coding for cytochrome c550 and pseudoazurin establishes these two proteins as the in vivo electron donors to cytochrome cd1 nitrite reductase. J Bacteriol. 2003 Nov 1;185(21):6308-15.
Talmud PJ, Hawe E, Miller GJ. Analysis of gene-environment interaction in coronary artery disease: lipoprotein lipase and smoking as examples. J Cardiovasc Med. 2002;3(1):6-9 Revie.