Cohort profile: the doetinchem cohort study

[s.l.] : [s.n.] : s.a.]

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Cohort profile: the 45 and Up study

[s.l.] : [s.n.] : s.a.]

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Familial aggregation of hypospadias: A cohort study

Tine H. Schnack ... [et al]

Baltimore : Johns Hopkins Bloomberg School of Public Health, 2008

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Retaining and tracking cohort study members

[s.l.] : [s.n.] : s.a.]

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Cohort profile: the 1993 pelotas (Brazil) birth cohort study

[s.l.] : [s.n.] : s.a.]

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Cohort profile: the Swiss hepatitis C cohort study (SCCS)

[s.l.] : [s.n.] : s.a.]

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Cohort profile: the Pacific islands families (PIF) study

[s.l.] : [s.n.] : s.a.]

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Cohort profile: the cardiovascular risk in young finns study

[s.l.] : [s.n.] : s.a.]

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Familial aggregation of cryptorchidism-A nationwide cohort study

Tine H. Schnack ... [et al]

Baltimore : Johns Hopkins Bloomberg School of Public Health, 2008

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Diabetic control and risk of tuberculosis : A cohort study

Chi C. Leung ... [et al]

Baltimore : Johns Hopkins Bloomberg School of Public Health, 2008

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