Drupal-Bibcite31<style face="normal" font="default" size="100%">Medical Image Segmentation of Liver Tumors with Multi-phase Deficiency Based on Hierarchical Knowledge Distillation Network</style><style face="normal" font="default" size="100%">Medical Image Segmentation of Liver Tumors with Multi-phase Deficiency Based on Hierarchical Knowledge Distillation Network</style>