Xinhua News Agency, Beijing, October 16 (Xinhua) - An international research team published a paper in the new issue of the British journal Nature, stating that they have developed a 3D modeling method by combining biological 3D printing technology with microfluidic chip technology, which helps to more accurately understand complex cancers such as heterogeneous tumors and explore better treatment options.Heterogeneous tumors refer to tumors with more than one type of cancer cell, usually dispersed in unpredictable patterns...