@article {32,
	title = {The transmission of Trypanosoma lewisi by fleas and lice.},
	journal = {Parasitology 1: 296-301.},
	year = {1908},
	pages = {314},
	author = {Nuttall, G. H. F.}
}
@article {33,
	title = {Report on rat-fleas in Cambridgeshire.},
	journal = {Parasitology 6(1): 18-19.},
	year = {1913},
	pages = {315},
	author = {Nuttall, G. H. F. and Strickland, C.}
}
