"A fluent text . . . This timely book helps fill an important gap." --Journal of the American Medical Association"Clear and direct . . . Fulfills its promise to provide epidemiologists and statisticians with a useful resource on a topic that had previously been neglected. It could serve as a most useful addition to anyone designing or evaluating case-control studies." --American Statistical Association Newsletter"The language is clear, there are many examples, and the text forms a uniform discussion of a wide range of topics which up until now could be covered only by review of the original epidemiologic and biostatistical literature." --Epidemiology Monitor"A fluent text . . . This timely book helps fill an important gap." --Journal of the American Medical Association"Clear and direct . . . Fulfills its promise to provide epidemiologists and statisticians with a useful resource on a topic that had previously been neglected. It could serve as a most useful addition to anyone designing or evaluating case-control studies." --American Statistical Association Newsletter"The language is clear, there are many examples, and the text forms a uniform discussion of a wide range of topics which up until now could be covered only by review of the original epidemiologic and biostatistical literature." --Epidemiology Monitor