www.irlen.com – Irlen Institute International Headquarters
www.irlenboston.com
www.irlentexas.com
www.irlencolo.com
www.zuccone-irlen.com
www.yellenandassociates.com
www.DrCarolKessler.com
www.aaic.org.au
www.newcastle.edu.au/centre/sed/irlenslensprogram/index.html
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www.dyslexiaservices.com.au
www.irlenclinic.com.au
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www.irlen-center.de
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www.irlen.org.uk (research)
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www.irlencentralengland.co.uk
www.irlenscotland.co.uk
www.irleneast.com