Birdee G.S, Ayala S.G, Tyree R., Buchowski M..  2018.  Oxygen Consumption during Viniyoga Practice in Adults. International journal of yoga. 11(3):194-200.

Birdee G.S, Ayala S.G, Wallston K.A.  2017.  Cross-sectional analysis of health-related quality of life and elements of yoga practice. BMC complementary and alternative medicine. 17(1):83-017-1599-1.

Birdee G.S, Sohl S.J, Wallston K..  2016.  Development and Psychometric Properties of the Yoga Self-Efficacy Scale (YSES). BMC complementary and alternative medicine. 16(Journal Article):3-015-0981-0.

Sohl S.J, Wallston K.A, Watkins K., Birdee G.S.  2016.  Yoga for Risk Reduction of Metabolic Syndrome: Patient-Reported Outcomes from a Randomized Controlled Pilot Study. Evidence-based complementary and alternative medicine : eCAM. 2016(Journal Article):3094589.

Birdee G.S, Legedza A.T, Saper R.B, Bertisch S.M, Eisenberg D.M, Phillips R.S.  2008.  Characteristics of yoga users: results of a national survey. Journal of general internal medicine. 23(10):1653-1658.