Lapham, G. T., Lee, A. K., Caldeiro, R. M., McCarty, D., Browne, K. C., Walker, D. D., . . . Bradley, K. A. (2017). Frequency of Cannabis Use among Primary Care Patients in Washington State. J Am Board Fam Med.

Lapham, Gwen T., Amy K. Lee, Ryan M. Caldeiro, Dennis McCarty, Kendall C. Browne, Denise D. Walker, Daniel R. Kivlahan, e Katharine A. Bradley. "Frequency of Cannabis Use Among Primary Care Patients in Washington State." J Am Board Fam Med 2017.

Lapham, Gwen T., et al. "Frequency of Cannabis Use Among Primary Care Patients in Washington State." J Am Board Fam Med 2017.