APA (7th ed.) Citation

Hogan, J. W., Roy, J., & Korkontzelou, C. (2004). Tutorial in biostatistics: Handling drop-out in longitudinal studies. Statistics in medicine, 23(9), 1455. https://doi.org/10.1002/sim.1728

Chicago Style (17th ed.) Citation

Hogan, Joseph W., Jason Roy, and Christina Korkontzelou. "Tutorial in Biostatistics: Handling Drop-out in Longitudinal Studies." Statistics in Medicine 23, no. 9 (2004): 1455. https://doi.org/10.1002/sim.1728.

MLA (9th ed.) Citation

Hogan, Joseph W., et al. "Tutorial in Biostatistics: Handling Drop-out in Longitudinal Studies." Statistics in Medicine, vol. 23, no. 9, 2004, p. 1455, https://doi.org/10.1002/sim.1728.