@inproceedings{Lankton2005resna,
    author = "Shawn Lankton Sharon Sonenblum and MS Stephen Sprigle and PhD and PT Jean Wolf Marcelo Oliveira",
    title  = "Use of GPS and Sensor-based Instrumentation as a Supplement to Self-report in Studies of Activity and Participation",
    booktitle= "Proc. of Rehab. Engineering Soc. of America",
    year   = "2005"}