Screening Physical Activity in Family Practice: Validity of the Spanish Version of a Brief Physical Activity Questionnaire. oleh Anna Puig-Ribera, Carlos Martín-Cantera, Elisa Puigdomenech, Jordi Real, Montserrat Romaguera, José Félix Magdalena-Belio, Jose Ignacio Recio-Rodríguez, Beatriz Rodriguez-Martin, Maria Soledad Arietaleanizbeaskoa, Irene Repiso-Gento, Luis Garcia-Ortiz, EVIDENT Group