What are the impacts and cost effectiveness of strategies to improve performance of untrained and under-trained teachers in the classroom in developing countries? A systematic revi... por Orr, D, Westbrook, J, Pryor, J, Durrani, N, Sebba, J, Adu-Yeboah, C

Infection frequency of hepatitis C virus and IL28B haplotypes in Papua New Guinea, Fiji, and Kiribati por Harrison, G, Pryor, J, Malani, J, Supuri, M, Masta, A, Teriboriki, B, Toatu, T, Penny, D, Allain, J, Barnes, E, Pybus, O, Klenerman, P