Butzer B., Day D., Potts A., Ryan C., Coulombe S., Davies B., Weidknecht K., Ebert M., Flynn L., Khalsa S.B.  2015.  Effects of a classroom-based yoga intervention on cortisol and behavior in second- and third-grade students: a pilot study. Journal of evidence-based complementary & alternative medicine. 20(1):41-49.

Butzer B., Day D., Potts A., Ryan C., Coulombe S., Davies B., Weidknecht K., Ebert M., Flynn L., Khalsa S.B.  2015.  Effects of a classroom-based yoga intervention on cortisol and behavior in second- and third-grade students: a pilot study. Journal of evidence-based complementary & alternative medicine. 20(1):41-49.

Butzer B., Ebert M., Telles S., Khalsa S.B.  2015.  School-based Yoga Programs in the United States: A Survey. Advances in Mind-Body Medicine. 29(4):18-26.