Generation of multicellular tumor spheroids with micro-well array for anticancer drug combination screening based on a valuable biomarker of hepatocellular carcinoma oleh Qi Wang, Juan Liu, Juan Liu, Wenzhen Yin, Dawei Sun, Zhongsong Man, Shangwei Jiang, Xiufeng Ran, Yuxin Su, Yunfang Wang, Yunfang Wang, Yunfang Wang, Jiahong Dong, Jiahong Dong, Jiahong Dong