Analytical Challenges and Metrological Approaches to Ensuring Dietary Supplement Quality: International Perspectives oleh Alessandra Durazzo, Barbara C. Sorkin, Massimo Lucarini, Pavel A. Gusev, Adam J. Kuszak, Cindy Crawford, Cindy Crawford, Courtney Boyd, Courtney Boyd, Patricia A. Deuster, Patricia A. Deuster, Leila G. Saldanha, Bill J. Gurley, Pamela R. Pehrsson, James M. Harnly, Aida Turrini, Karen W. Andrews, Andrea T. Lindsey, Andrea T. Lindsey, Michael Heinrich, Johanna T. Dwyer