Katewongsa, P., D. Potharin, N. Haemathulin, and D. A. . Widyastari. “The Effect of Containment Measures During the COVID-19 Pandemic to Sedentary Behaviour of Thai Adults: Evidence from Thailand’s Surveillance on Physical Activity 2019-2020: Oral Presentation A4.4”. The Health & Fitness Journal of Canada, vol. 14, no. 3, Sept. 2021, doi:10.14288/hfjc.v14i3.392.