GLOBAL CITIZENSHIP REPORT http://www.abbott.com/our-products.html http://www.abbott.com/about-abbott/abbott-global.html http://www.abbottinvestor.com/phoenix.zhtml?c=94004&p=irol-sec http://www.abbottinvestor.com/phoenix.zhtml?c=94004&p=irol-proxy http://www.abbottinvestor.com/phoenix.zhtml?c=94004&p=irol-proxy http://www.abbottinvestor.com/phoenix.zhtml?c=94004&p=irol-proxy http://www.abbottinvestor.com/phoenix.zhtml?c=94004&p=irol-proxy http://www.abbottinvestor.com/phoenix.zhtml?c=94004&p=irol-proxy http://www.abbottinvestor.com/phoenix.zhtml?c=94004&p=irol-proxy http://www.abbottinvestor.com/phoenix.zhtml?c=94004&p=irol-proxy http://www.abbottinvestor.com/phoenix.zhtml?c=94004&p=irol-proxy http://www.abbott.com/abbott-citizenship/citizenship-reporting.html mailto:globalcitizenship@abbott.com 3.9 Data measurement techniques and the bases of calculations, including assumptions and techniques underlying estimations applied to the compilation of the indicators and other information in the report.