Artículos de Mark Purdey

Animal Pharm.
http://www.westonaprice.org/myths_truths/myths_truths_mad.html

Udder madness!.
http://www.schnews.org.uk/archive/news252.htm

Theories of Mad Cow Disease.
http://www.mad-cow.org/~tom/spiroplas.html

Otros

The important unofficial organophosphate site.
http://www.mapperleyplains.co.uk/oprus/

UK Farmer says chemicals cause BSE.
http://news6.thdo.bbc.co.uk/hi/english/uk/newsid_72000/72866.stm

Update on animal brain disease from.
British dairyman/researcher Mark Purdey.
http://www.agweb.com/news_show_news_article.asp?articleID=72554&newscat=GN

Review of warblecide epidemiology.
http://www.cyber-dyne.com/~tom/warble.html

EEB y Espiroplasmas:
http://www.rense.com/general6/spiro.htm