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URL : https://hal.archives-ouvertes.fr/halshs-00553042

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H. Romana, O. Baron-;-ivan, and S. Gary, ) INSERM, UMR 1153, Epidemiology and Biostatistics Sorbonne Paris Cité Center (CRESS), vol.2

. Centre-d&apos;épidémiologie-clinique and . Ap-hp, Hôpital Hôtel Dieu

F. Center,

, To recruit participants, we will contact online communities of patients, patients' associations, popular health forums, and investigators of e-cohorts. We will also use the online platform (www.findparticipants.com) which enables access to thousands of interested participants to 1

, These study outcomes are surrogate markers measuring the perception by readers of the treatments' efficacy, safety, availability and use in current clinical practice

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,

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, Your responses will be kept confidential. This study has been approved by INSERM, Institutional Review Board

. Pr-isabelle-boutron, INSERM UMR 1153, France) Romana Haneef (Paris Descartes University, INSERM UMR 1153, France) Dr. Amélie Yavchitz

. Pr-philippe-ravaud, INSERM UMR 1153

. Pr-ivan-oransky,

. Your-age, 18 -29, 30 -49, 50 -69, 70 years old and more ? Sex: Female Male ? Do you have a chronic, vol.18

, ? Where are you currently located?

/. France and . Uk, USA/ Canada/ South America/ Asia/ Oceania ? How often do you read news items? Never/sometimes (once per months)/often (once per week)/daily

, ? Do you rely on health news items to decide about your health? ? What is your primary source to obtain information related to new treatments? Physicians/family or friends