Selection Bias and Covariate Imbalances in Randomized Clinical Trials Autor Vance Berger iun 2005 Hardback Preț: 528.88 lei 574.87 lei 43-57 zile -8%
Randomization, Masking, and Allocation Concealment Chapman & Hall/CRC Biostatistics Series Editat de Vance Berger 18 dec 2020 Paperback Preț: 320.59 lei 409.75 lei 43-57 zile -22%