Somruthai Poomsalood และ Karen Hambly. (2019) Prevalence of patellofemoral pain syndrome in young Thai athletes registered in Phitsanulok Provincial Administrative Organization Sports School, Thailand. <i>Journal of Associated Medical Sciences</i>, <i>52</i>(3), 150-157.Somruthai Poomsalood และ Karen Hambly. "Prevalence of patellofemoral pain syndrome in young Thai athletes registered in Phitsanulok Provincial Administrative Organization Sports School, Thailand". Journal of Associated Medical Sciences 52 (2019):150-157.Somruthai Poomsalood และ Karen Hambly. Prevalence of patellofemoral pain syndrome in young Thai athletes registered in Phitsanulok Provincial Administrative Organization Sports School, Thailand. Faculty of Associated Medical Sciences, Chiang Mai University:ม.ป.ท. 2019.