1. PolyPeptide Laboratories (Sweden) AB, PO Box 30089, SE 20061 Limhamn, Sweden, Polymer Laboratories Ltd., Essex Road, Church Stretton, Shropshire, SY6 6AX United Kingdom, Centre for Polymer Therapeutics, Welsh School of Pharmacy, Cardiff University Redwood Building, King Edward VII Avenue, Cardiff, Wales, United Kingdom, Dipartimento di Chimica Organica e Industriale, Università di Milano, Via Venezian 21, 20133 Milano, Italy, Istituto di Chimica delle Macromolecole del CNR, Via E. Bassini 15, 20133...