1137 Agreement for Ovarian Tumor Characteristics in the Nurses' Health Studies Mollie Barnard1, Alexander Pyden2, Megan Rice1, Miguel Linares3, Shelley Tworoger4, Brooke E. Howitt5, Emily Meserve6, Jonathan Hecht2. 1Harvard T.H. Chan School of Public Health, 2Beth Israel Deaconess Medical ...