@article {Peterson:1 March 1984:0048-0169:36,
	author = "Peterson A.J.",
	author = "Bass J.J.",
	author = "Byford M.J.",
	title = "Decreased plasma testosterone concentrations and weight gain in young bulls affected by ryegrass staggers",
	journal = "New Zealand Veterinary Journal",
	volume = "32",
	year = "1 March 1984",
	abstract = "<P></P>Ryegrass staggers caused a significant depression of plasma testosterone concentrations in prepubertal bulls, and the most severely affected animals had a marked reduction in liveweight gain.",
	pages = "36-37(2)",
	url = "http://www.ingentaconnect.com/content/nzva/nzvj/1984/00000032/00000003/art00006"
}