NCAHF
NCAHF
http://www.ncahf.org/
Health Care Reality Check
Health Care Reality Check
http://www.hcrc.org/
Quackwatch
Quackwatch
http://www.quackwatch.com/
Skeptic dictionary
Skeptic dictionary
http://skepdic.com/tialtmed.html
Skeptiseum
Skeptiseum
http://www.skeptiseum.org/
Ver. tegen de Kwakzalverij
Ver. tegen de Kwakzalverij
http://www.antikwak.nl/