McCormick, M. C., Abrams, D. I., Alegria, M., Checkley, W., Collins, R. L., Cooper, Z. D., … Williams, J. W. (2017). Challenges and Barriers in Conducting Cannabis Research. In HEALTH EFFECTS OF CANNABIS AND CANNABINOIDS: THE CURRENT STATE OF EVIDENCE AND RECOMMENDATIONS FOR RESEARCH (pp. 377–393).

McCormick, Marie C., Donald I. Abrams, Margarita Alegria, William Checkley, R Lorraine Collins, Ziva D. Cooper, Adre J. Du Plessis, et al. “Challenges and Barriers in Conducting Cannabis Research.” In HEALTH EFFECTS OF CANNABIS AND CANNABINOIDS: THE CURRENT STATE OF EVIDENCE AND RECOMMENDATIONS FOR RESEARCH, 377–93, 2017.

McCormick MC, Abrams DI, Alegria M, Checkley W, Collins RL, Cooper ZD, et al. Challenges and Barriers in Conducting Cannabis Research. In: HEALTH EFFECTS OF CANNABIS AND CANNABINOIDS: THE CURRENT STATE OF EVIDENCE AND RECOMMENDATIONS FOR RESEARCH. 2017. p. 377–93.

McCormick, Marie C., et al. “Challenges and Barriers in Conducting Cannabis Research.” HEALTH EFFECTS OF CANNABIS AND CANNABINOIDS: THE CURRENT STATE OF EVIDENCE AND RECOMMENDATIONS FOR RESEARCH, 2017, pp. 377–93.

McCormick MC, Abrams DI, Alegria M, Checkley W, Collins RL, Cooper ZD, Du Plessis AJ, Ewing SF, Hennessy S, Hutchison K, Kaminski NE, Patel S, Piomelli D, Sidney S, Wallace RB, Williams JW. Challenges and Barriers in Conducting Cannabis Research. HEALTH EFFECTS OF CANNABIS AND CANNABINOIDS: THE CURRENT STATE OF EVIDENCE AND RECOMMENDATIONS FOR RESEARCH. 2017. p. 377–393.