Yong และผู้แต่งคนอื่นๆ. 1997. The efficacy of acupuncture combined with physical therapy compared with physical therapy alone in the conservative treatment of patellofemoral pain in sports medicine clinic. Graduate School, Chulalongkorn University;

Yong และผู้แต่งคนอื่นๆ. The efficacy of acupuncture combined with physical therapy compared with physical therapy alone in the conservative treatment of patellofemoral pain in sports medicine clinic. . Bangkok:Chulalongkorn University, 1997.

Yong และผู้แต่งคนอื่นๆ. (1997) The efficacy of acupuncture combined with physical therapy compared with physical therapy alone in the conservative treatment of patellofemoral pain in sports medicine clinic . Chulalongkorn University/Bangkok.