TY - RPRT TI - Children's physical activity: using accelerometers to validate a parent proxy record. AU - Julie M Bender AU - Ross C Brownson AU - Michael B Elliott AU - Debra L Haire-Joshu PY - 2005 DO - 10.1249/01.mss.0000174906.38722.2e UR - https://pubmed.ncbi.nlm.nih.gov/16118590/ ID - 16118590 ER -