This author has not been identified. Look up 'P. De Weerd' in GoogleThis author has not been identified. Look up 'K. Reinke' in GoogleThis author has not been identified. Look up 'Lee Ryan' in GoogleThis author has not been identified. Look up 'T. McIsaac' in GoogleThis author has not been identified. Look up 'P. Perschler' in GoogleThis author has not been identified. Look up 'David Schnyer' in GoogleThis author has not been identified. Look up 'Theodore P. Trouard' in GoogleThis author has not been identified. Look up 'Arthur F. Gmitro' in Google