[1] A review of population-based prevalence studies of physical activity in adults in the Asia-Pacific region

[2] Concurrent Validity of the Japanese Version of the International Physical Activity Questionnaire Long Form for Assessing Walking Behavior Across Adulthood: Applicability to Older Adults.

[3] Agreement between the International Physical Activity Questionnaire and Accelerometry in Adults with Orthopaedic Injury

[4] Agreement between the International Physical Activity Questionnaire and Accelerometry in Adults with Orthopaedic Injury

[5] reliability of the telephone-administered international physical activity questionnaire in an italian pilot sample

[6] Concurrent Validity of the Japanese Version of the International Physical Activity Questionnaire Long Form for Assessing Walking Behavior Across Adulthood: Applicability to Older Adults.