Jeuland M, Maskery B, Cook J, Poulos C, Clemens J, Lauria D, Stewart J, Lucas M, Whittington D. Incorporating cholera vaccine herd protection into economic cost-benefit and cost-effectiveness models. Procedia Vaccinol. 2010;2(2010):140-6. doi: 10.1016/j.provac.2010.07.006
Hershey N, Cann CI, Rothman KJ. Reply: overcoming hurdles to epidemiologic research. E & HR. 1985 Mar;7(2):9. doi: 10.2307/3564146
Cann CI, Rothman KJ. IRBs and epidemiologic research: how inappropriate restrictions hamper studies. E & HR. 1984 Jul;6(4):5-7. doi: 10.2307/3564590