Establishing Cohorts to Generate the Evidence Base to Reduce the Burden of Breast Cancer in Sub-Saharan Africa: Results From a Feasibility Study in Kenya oleh Sujha Subramanian, Robai Gakunga, Madeleine D. Jones, Asaph Kinyanjui, Emily Ochieng', Nancy Gikaara, Florence Maluni, David Wata, Anne Korir, Miriam Mutebi, Zipporah Ali