@inproceedings{d3a3e15e1e8145ab9de7214c42abdc75,
title = "Where, how far and at what speed? The use of geospatial technologies in measuring and characterizing physical activity in behavioural health research",
author = "Bryan Boruff and Andrea Nathan",
year = "2011",
language = "English",
isbn = "9780646573168",
volume = "1",
pages = "14--22",
booktitle = "Proceedings of the 7th International Symposium on Digital Earth (ISDE7)",
publisher = "WALIS Office, Landgate",
note = "7th International Symposium on Digital Earth, ISDE7 ; Conference date: 23-08-2011 Through 25-08-2011",
}