TY - JOUR A1 - Ahrens, J. A1 - Kiel, B. T1 - First Measurement of the Gerasimov-Drell-Hearn Integral for 1H from 200 to 800 MeV JF - Phys. Rev. Lett. 87 Y1 - 2001 IS - Art. No. 022003 ER -