Fig. 1
From: Cholesterol and prostate cancer risk: a long-term prospective cohort study

Flowchart of the cohort of initially healthy 40 to 59 year old men recruited in the period 1972–75 and followed for 40 years, Oslo Ischemia Study
From: Cholesterol and prostate cancer risk: a long-term prospective cohort study
Flowchart of the cohort of initially healthy 40 to 59 year old men recruited in the period 1972–75 and followed for 40 years, Oslo Ischemia Study