Cross calibration in longitudinal studies.

MLA

Ambrosius, Walter T., and Siu L. Hui. “Cross Calibration in Longitudinal Studies.” Statistics in Medicine, vol. 23, no. 18, Sept. 2004, pp. 2845–61. EBSCOhost, https://doi.org/10.1002/sim.1868.

APA

Ambrosius, W. T., & Hui, S. L. (2004). Cross calibration in longitudinal studies. Statistics in Medicine, 23(18), 2845–2861. https://doi.org/10.1002/sim.1868

Chicago

Ambrosius, Walter T, and Siu L Hui. 2004. “Cross Calibration in Longitudinal Studies.” Statistics in Medicine 23 (18): 2845–61. doi:10.1002/sim.1868.