Children in Pain: Recurrent Back Pain, Abdominal Pain, and Headache in Children and Adolescents in a Four-Year-Period

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Using Generalized Estimating Equations for Longitudinal Data Analysis

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Pain in children and adolescents: a common experience

Christel W. Perquin, Alice A.J.M. Hazebroek-Kampschreur, Joke A. M. Hunfeld et al. · Pain · 2000 · 1.1K citations

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