[1]
P. Kraithaworn, Y. Sirapo-ngam, N. Piaseu, D. Nityasuddhi, and K. A. Gretebeck, “Factors Predicting Physical Activity among Older Thais Living in Low Socioeconomic Urban Communities”, PRIJNR, vol. 15, no. 1, pp. 39–56, Feb. 2013.