Kai Guo Yan Yan Yu Lydia Liao A non-invasive multimodal sono-contrast NIR spectroscopy system for breast cancer diagnosis: Clinical trial. 1023-1026 2011 BMEI https://doi.org/10.1109/BMEI.2011.6098427 conf/bmei/2011 db/conf/bmei/bmei2011.html#YanYL11