APA

Warner L., Macaluso M., Austin H. D., Kleinbaum D. K., Artz L., Fleenor M. E., Brill I., Newman D. R. & Hook E. W. (20050513). Application of the case-crossover design to reduce unmeasured confounding in studies of condom effectiveness. : American journal of epidemiology.

Chicago

Warner Lee, Macaluso Maurizio, Austin Harland D, Kleinbaum David K, Artz Lynn, Fleenor Michael E, Brill Ilene, Newman Daniel R and Hook Edward W. 20050513. Application of the case-crossover design to reduce unmeasured confounding in studies of condom effectiveness. : American journal of epidemiology.

Harvard

Warner L., Macaluso M., Austin H. D., Kleinbaum D. K., Artz L., Fleenor M. E., Brill I., Newman D. R. and Hook E. W. (20050513). Application of the case-crossover design to reduce unmeasured confounding in studies of condom effectiveness. : American journal of epidemiology.

MLA

Warner Lee, Macaluso Maurizio, Austin Harland D, Kleinbaum David K, Artz Lynn, Fleenor Michael E, Brill Ilene, Newman Daniel R and Hook Edward W. Application of the case-crossover design to reduce unmeasured confounding in studies of condom effectiveness. : American journal of epidemiology. 20050513.