Symptoms and selection bias: The influence of selection towards specialist care on the relationship between symptoms and diagnoses

Epidemiologic Research: Principles and Quantitative Methods.

1984 • 3,019 citations

Limitations of the Application of Fourfold Table Analysis to Hospital Data

1946 • 1,783 citations

Theoretical Epidemiology: Principles of Occurrence Research in Medicine

1985 • 490 citations

Theoretical Epidemiology: Principles of Occurrence Research in Medicine

1986 • 468 citations

Tijdschrift voor sociale gezondheidszorg

1983 • 181 citations

Prevalence of Anaemia in the General Population

1961 • 82 citations

Symptoms and circulating haemoglobin level

1969 • 59 citations

Symptoms of iron deficiency anaemia. A community survey.

1966 • 53 citations

Berkson's bias revisited

1984 • 19 citations

Testing for association of diseases

1979 • 14 citations

Unexplained fatigue and hemoglobin: a primary care study.

1986 • 12 citations

Epidemiologie : theorie, methoden en toepassing

1982 • 5 citations