Fig. 5

Popularity of the three patient-derived models in cancer research. The number of published papers about three patient-derived models is based on Web of Science, respectively. A Topic = (TOPIC: (Patient-Derived Xenograft) AND TOPIC: (Cancer). B Topic = ((TOPIC: (Patient-Derived Organoid) OR TOPIC: (Organoid)) AND TOPIC: (Cancer). C Topic = (TOPIC: (Patient Derived cell) AND TOPIC: (Cancer)