PT - JOURNAL ARTICLE AU - Jean-Philippe Chaput AU - Timothy Olds AU - Mark S Tremblay TI - Public health guidelines on sedentary behaviour are important and needed: a provisional benchmark is better than no benchmark at all AID - 10.1136/bjsports-2018-099964 DP - 2018 Nov 09 TA - British Journal of Sports Medicine PG - bjsports-2018-099964 4099 - http://bjsm.bmj.com/content/early/2018/11/09/bjsports-2018-099964.short 4100 - http://bjsm.bmj.com/content/early/2018/11/09/bjsports-2018-099964.full