BUSINESS METRICSTRANSPARENCY REPORTING http://abbott.com/products.html http://abbott.com/about-abbott/abbott-global.html http://www.abbottinvestor.com/phoenix.zhtml%http://phx.corporate-ir.net/External.File%3Fitem%3DUGFyZW50SUQ9MjI0ODEzfENoaWxkSUQ9LTF8VHlwZT0z%26t%3D1 http://phx.corporate-ir.net/External.File%3Fitem%3DUGFyZW50SUQ9MjI0ODEzfENoaWxkSUQ9LTF8VHlwZT0z%26t%3D1 http://phx.corporate-ir.net/External.File?item=UGFyZW50SUQ9MjI0ODEzfENoaWxkSUQ9LTF8VHlwZT0z&t=1 http://phx.corporate-ir.net/External.File?item=UGFyZW50SUQ9MjI0ODEzfENoaWxkSUQ9LTF8VHlwZT0z&t=1 http://abbott.com/abbott-citizenship/citizenship-reporting.html mailto:globalcitizenship%40abbott.com?subject= 92ABBOTT GLOBAL CITIZENSHIP REPORT 2013 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.