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a) Annual prevalence of current smoking in the MACS by birth cohort, first wave (1984-2012). b) Annual prevalence of current smoking in the MACS by birth cohort, second wave (2002-2012). c) Annual prevalence of current smoking in the MACS by serostatus, first wave (1984-2012). d) Annual prevalence of current smoking in the MACS by serostatus, second wave (2002-2012).
