Lab 7A: Cohort studies

  • Due Dec 11, 2015 at 6pm
  • Points 35
  • Questions 26
  • Available Nov 9, 2015 at 8am - Dec 11, 2015 at 6pm
  • Time Limit None
  • Allowed Attempts Unlimited

Instructions

For each question below, please select the one best answer. All partly correct answers are marked "Sorry, wrong answer".

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