Physical activity self-reports: past or future?
Matteo Christian SattlerBarbara E AinsworthLars B AndersenCharlie FosterMaria HagstromerJohannes JaunigPaul KellyHarold W Kohl IiiCharles E MatthewsPekka OjaStephanie A PrinceMireille Nicoline Maria van PoppelPublished in: British journal of sports medicine (2021)