@article{Ahmad2016, author = "Shaleen Ahmad and Tess Harris and Elizabeth Limb and Sally Kerry and Christina Victor and Ulf Ekelund and Steve Iliffe and Peter Whincup and Carole Beighton and Michael Ussher and Derek Cook", title = "{Additional file 1: of Evaluation of reliability and validity of the General Practice Physical Activity Questionnaire (GPPAQ) in 60–74 year old primary care patients}", year = "2016", month = "12", url = "https://springernature.figshare.com/articles/figure/Additional_file_1_of_Evaluation_of_reliability_and_validity_of_the_General_Practice_Physical_Activity_Questionnaire_GPPAQ_in_60_74_year_old_primary_care_patients/4392434", doi = "10.6084/m9.figshare.c.3620444_D1.v1" }