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book Epidemiology for Public Health Practice 5th Edition by Robert Friis,Thomas Sellers cover

Epidemiology for Public Health Practice 5th Edition by Robert Friis,Thomas Sellers

النسخة 5الرقم المعياري الدولي: 978-1449665494
book Epidemiology for Public Health Practice 5th Edition by Robert Friis,Thomas Sellers cover

Epidemiology for Public Health Practice 5th Edition by Robert Friis,Thomas Sellers

النسخة 5الرقم المعياري الدولي: 978-1449665494
تمرين 4
What is meant by end points in occupational health studies? Discuss the advantages and disadvantages of using each of the following end points: self-reported symptoms, results of clinical examinations, and mortality.
التوضيح
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Researchers use one or more possible end...

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Epidemiology for Public Health Practice 5th Edition by Robert Friis,Thomas Sellers
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