RELIABILITY AND VALIDITY OF WALKING QUESTIONS IN THE BEHAVIORAL RISK FACTOR SURVEILLANCE SYSTEM (BRFSS)
- 1 May 1999
- journal article
- abstracts
- Published by Wolters Kluwer Health in Medicine & Science in Sports & Exercise
- Vol. 31 (Supplement), S232
- https://doi.org/10.1097/00005768-199905001-01103