@article{Raphael2010,
author = {Raphael BH, Choudoir MJ, Luquez C, Fernandez R, Maslanka SE.},
title = {Sequence diversity of genes encoding botulinum neurotoxin type F.},
journal = {Appl Environ Microbiol.},
year = {2010},
doi = {10.1128/AEM.03109-09},
pmid = {20511432}
}

@article{Dover2011,
author = {Dover N, Barash JR, Hill KK, Detter JC, Arnon SS.},
title = {Novel structural elements within the nonproteolytic clostridium botulinum type F toxin gene cluster.},
journal = {Appl. Environ. Microbiol.},
year = {2011},
doi = {10.1128/AEM.02422-10},
pmid = {21183631}
}