🌐EnglishEnglishFrançaisPortuguêsالعربيةفارسی中文EntityQ3048982· pop 6· linked from 19 articlescohort effectvariations in the characteristics of an area of study over time among individuals who are defined by some shared temporal experience or common life experienceAvailable in 6 languages中文Portuguêsالعربيةzh_yueفارسیvia Wikidata sitelinks · CC0ConnectionsstatisticsEntityInternational Standard Book NumberEntityCategoriesCohort study methodsEpidemiologyMedical statisticsSocial research