(A) Study population: survivor recruitment and longitudinal participation among those ages 35 years or older as of last follow-up in 2007.(B) Study population: sibling recruitment and longitudinal participation among those ages 35 years or older as of last follow-up in 2007. (C) Study population: survivor recruitment and longitudinal participation among those ages 35 years or older as of last follow-up in 2007. (*) For 228 participants, age at baseline ≥ 35 years and baseline was the last follow-up. Median follow-up time since age 35 years was 3 years, with a maximum of 18 years. (†) For 322 participants, age at follow-up in 2000 was ≥ 35 years and follow-up 2000 was the last follow-up; median follow-up time since age 35 years was 3 years, with a maximum of 15 years. (‡) For 596 participants, age at follow-up in 2003 was ≥ 35 years and follow-up in 2003 was the last follow-up; median follow-up time since age 35 years was 5 years, with a maximum of 20 years. (§) For 4,458 participants, age at follow-up in 2007 was ≥ 35 years and follow-up in 2007 was the last follow-up; median follow-up time since age 35 years was 6 years, with a maximum of 23 years. Overall, for the 5,604 participants in the subcohort, median follow-up time since age 35 years was 5 years.