Fig. 2
From: Sample attrition analysis in a prospective cohort study of medical graduates in China
Cumulative follow-up status ratio in 2015-2019 sub-cohorts
Fig. 2 | BMC Medical Research Methodology
From: Sample attrition analysis in a prospective cohort study of medical graduates in China
Cumulative follow-up status ratio in 2015-2019 sub-cohorts