Zorzi M, Battagello J, Barbiellini Amidei C. Reply: Immortal time bias in a retrospective study examining colorectal cancer mortality according to adherence to colonoscopy. Gut 2022 Nov 4. pii: gutjnl-2022-328905. doi: 10.1136/gutjnl-2022-328905.
PMID: 36332970