[1] Univ Manchester, Bialystok, Poland
[2] UH, Maastricht, Netherlands
[3] RDU, Paris, France
[4] Univ Florence, Florence, Italy
[5] Univ Pecs, Pecs, Hungary
[6] Univ Calif Los Angeles, Los Angeles, CA USA
[7] RFH, London, England
[8] HSL, Paris, France
[9] FESCA, Harlesden, England
[10] Klin Eilbek, Hamburg, Germany
[11] JLU, Bad Nauheim, Germany
[12] Univ Michigan, Ann Arbor, MI 48109 USA
[13] MUSC, Charleston, SC USA
[14] USM, Kanazawa, Ishikawa, Japan
[15] FESCA, Budapest, Hungary
[16] UH, Basel, Switzerland
[17] SU, Naples, Italy
[18] RUMC, Nijmegen, Netherlands
[19] JHU, Baltimore, MD USA
[20] Univ Padua, Padua, Italy