http://www.alz.org/alzheimers_disease_what_is_alzheimers.asp
http://www.alzheimers.org.uk/site/scripts/documents_info.php?documentID=100
http://www.alz.org/alzheimers_disease_10_signs_of_alzheimers.asp
http://www.alz.org/alzheimers_disease_what_is_alzheimers.asp
http://www.alzheimers.org.uk/site/scripts/documents_info.php?documentID=100
http://www.alz.org/alzheimers_disease_10_signs_of_alzheimers.asp