Extant primitively segmented spiders have recently diversified from an ancient lineage af Xu, X., Liu, F., Cheng, R.C., Chen, J., Xu, X., Zhang, Z., Ono, H., Pham, D.S., Norma-Rashid, Y., Arnedo, M.A., Kuntner, M., Li, D.

Relevance of HIV-1-specific CD4+ helper T-cell responses during structured treatment interruptions in patients with CD4+ T-cell nadir above 400/mm3. af Plana, M, Garcia, F, Oxenius, A, Ortiz, G, Lopez, A, Cruceta, A, Mestre, G, Fumero, E, Fagard, C, Sambeat, M, Segura, F, Miró, J, Arnedo, M, Lopalcos, L, Pumarola, T, Hirschel, B, Phillips, R, Nixon, D, Gallart, T, Gatell, J