Medline, EMBASE, PubMed, Cochrane databases and ClinicalTrials.gov were searched for studies comparing IGRT vs non-IGRT or higher frequency IGRT vs lower frequency IGRT during prostate radiotherapy, indexed from database inception to April 2022.



Medline
Medline, EMBASE, PubMed, Cochrane databases and ClinicalTrials.gov were searched for studies comparing IGRT vs non-IGRT or higher frequency IGRT vs lower frequency IGRT during prostate radiotherapy, indexed from database inception to April 2022.



EMBASE
Medline, EMBASE, PubMed, Cochrane databases and ClinicalTrials.gov were searched for studies comparing IGRT vs non-IGRT or higher frequency IGRT vs lower frequency IGRT during prostate radiotherapy, indexed from database inception to April 2022.



PubMed
Medline, EMBASE, PubMed, Cochrane databases and ClinicalTrials.gov were searched for studies comparing IGRT vs non-IGRT or higher frequency IGRT vs lower frequency IGRT during prostate radiotherapy, indexed from database inception to April 2022.



Cochrane databases
Medline, EMBASE, PubMed, Cochrane databases and ClinicalTrials.gov were searched for studies comparing IGRT vs non-IGRT or higher frequency IGRT vs lower frequency IGRT during prostate radiotherapy, indexed from database inception to April 2022.



ClinicalTrials.gov