Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
A: Disadvantages of using the proposed fully automated digital physical activity measurement system at home (stratified by gender). B: Disadvantages of using the proposed fully automated digital physical activity measurement system at home (stratified by age groups).
