Slide 1 Slide 2 Epidemiological studies Two types Observation Experiment Slide 3 Exposed Not exposed Disease occurrence Unethical to perform experiments on people if exposure…
Slide 1Beware of Registries for their Biases Hasan Yazici University of Istanbul Slide 2 Disclosures Pfizer (Turkey) – travel support & speaker’s fees Merck (Turkey)…