Robuta

https://www.cnodes.ca/publication/immortal-time-bias-in-observational-studies-of-drug-effects-in-pregnancy/ CNODES | Immortal time bias in observational studies of drug effects in pregnancy. immortal time bias observational studies drug effects pregnancy https://researchinformation.umcutrecht.nl/en/publications/immortal-time-bias-in-pharmacoepidemiological-studies-on-cancer-p/ Immortal time bias in pharmacoepidemiological studies on cancer patient survival: empirical... immortal time bias cancer patient pharmacoepidemiological studies survival