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    • Variability in baseline laboratory measurements of the Brazilian Longitudinal Study of Adult Health (ELSA-Brasil) 

      Ladwig, Ruben; Vigo, Álvaro; Fedeli, Ligia Maria Giongo; Chambless, Lloyd Ellwood; Benseñor, Isabela Judith Martins; Schmidt, Maria Inês; Vidigal, Pedro Guatimosim; Castilhos, Cristina Dickie de; Duncan, Bruce Bartholow (2016) [Journal article]
      Multi-center epidemiological studies must ascertain that their measurements are accurate and reliable. For laboratory measurements, reliability can be assessed through investigation of reproducibility of measurements in ...