DOYLESTOWN, Pa.--(BUSINESS WIRE)--QuantRx® Biomedical Corporation (OTCBB: QTXB), a broad-based diagnostic company focused on the development and commercialization of innovative diagnostic products, announced today that Walter Witoshkin, Chairman and Chief Executive Officer, will present at the OneMedForum 2010 Emerging Company Finance Conference in San Francisco, CA, on Wednesday, January 13, 2010.