| http://www.w3.org/ns/prov#value | - Women in each cohort were followed up for the occurrence of CTDs and ill-defined and other rheumatic conditions, from the date of the first hospital discharge or outpatient visit for breast implantation, reduction, or other treatments or from January 1, 1977, until the date of death, emigration, or December 31, 1996, whichever came first.
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