Isolation and partial characterization of human antibody fragments specific for group B Streptococcal (GBS) type III capsular polysaccharide isolated by phage display : S. Davida, J de Kruifb, R.G. Feldmana, G.T. Rijkersa, B.J.M. Zegersa, T. Logtenbergc, aDept. Immunology, University Hospital for Children and Youth ‘Hes Wilhelmina Kinderziekenhuis’ and cDept. Immunology, Utrecht Academic Hospital, Utrecht, The Netherlands, bRoyal Postgraduate Medical School, London, England