Fig. 2From: Primary tumor resection with or without metastasectomy for left- and right-sided stage IV colorectal cancer: an instrumental variable analysisCorrelation of PMTR rate in left-sided and right-sided tumors across different HSAs. The circle size is proportional to the number of patients in a given HSA. Abbreviations: PMTR, primary tumor resection plus metastasectomyBack to article page