TY  - RPRT
TI  - The lifetime total physical activity questionnaire: development and reliability.
AU  - C M Friedenreich
AU  - K S Courneya
AU  - H E Bryant
PY  - 1998
DO  - 10.1097/00005768-199802000-00015
UR  - https://pubmed.ncbi.nlm.nih.gov/9502356/
ID  - 9502356
ER  -