Patwardhan, A., & Bilkovski, R. (2012). Comparison: Flu Prescription Sales Data from a Retail Pharmacy in the US with Google Flu Trends and US ILINet (CDC) Data as Flu Activity Indicator. Public Library of Science.
استشهاد بنمط شيكاغوPatwardhan, Avinash, و Robert Bilkovski. Comparison: Flu Prescription Sales Data From a Retail Pharmacy in the US With Google Flu Trends and US ILINet (CDC) Data As Flu Activity Indicator. Public Library of Science, 2012.
MLA استشهادPatwardhan, Avinash, و Robert Bilkovski. Comparison: Flu Prescription Sales Data From a Retail Pharmacy in the US With Google Flu Trends and US ILINet (CDC) Data As Flu Activity Indicator. Public Library of Science, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.