Для тех, кто хочет сделать review biostatistics парочка источников:
1. Uworld, Biostatistics review. $25, 90 days access.
2. Medquestreviews.
a) Biostatistics and Epidemiology QBank AND Video. Starting at $50;
b) Biostatistics and Epidemiology QBank OR Video. Starting at $29.